Urology, C76 P743-766 Flashcards

(258 cards)

1
Q

Define the following terms:
Cystogram
P743

A

Contrast study of the bladder

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2
Q

Define the following terms:
Ureteral stents
P743

A

Plastic tubes placed via cystoscope into

the ureters for stenting, identification, etc.

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3
Q

Define the following terms:
Cystoscope
P743

A

Scope placed into the urethra and into

the bladder to visualize the bladder

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4
Q

Define the following terms:
Perc nephrostomy
P743

A

Catheter placed through the skin into the
kidney pelvis to drain urine with distal
obstruction, etc.

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5
Q

Define the following terms:
Retrograde pyelogram
P743

A

Dye injected into the ureter up into the

kidney, and films taken

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6
Q

Define the following terms:
RUG
P744

A
Retrograde UrethroGram (dye injected
into the urethra and films taken; rules out
urethral injury, usually in trauma patients)
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7
Q

Define the following terms:
Gomco clamp
P744

A

Clamp used for circumcision; protects

penis glans

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8
Q

Define the following terms:
Bell clapper’s deformity
P744

A

Condition of congenital absence of

gubernaculum attachment to scrotum

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9
Q

Define the following terms:
Fournier’s gangrene
P744

A

Extensive tissue necrosis/infection of the

perineum in patients with diabetes

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10
Q

Define the following terms:
Foley catheter
P744

A

Straight bladder catheter placed through

the urethra

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11
Q

Define the following terms:
Coudé catheter
P744

A

Basically, a Foley catheter with hook on

the end to get around a large prostate

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12
Q

Define the following terms:
Suprapubic catheter
P744

A

Bladder catheter placed through the skin

above the pubic symphysis into the bladder

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13
Q

Define the following terms:
Posthitis
P744

A

Foreskin infection

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14
Q

Define the following terms:
Hydrocele
P744

A

Clear fluid in the processus vaginalis

membrane

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15
Q

Define the following terms:
Communicating
hydrocele
P744 (picture)

A

Hydrocele that communicates with
peritoneal cavity and, thus, gets smaller
and larger as fluid drains and then
reaccumulates

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16
Q

Define the following terms:
Noncommunicating
hydrocele
P745 (picture)

A

Hydrocele that does not communicate
with the peritoneal cavity; hydrocele
remains the same size

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17
Q

Define the following terms:
Varicocele
P745

A

Abnormal dilation of the pampiniform
plexus to the spermatic vein in the spermatic
cord; described as a “bag of worms”

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18
Q

Define the following terms:
Spermatocele
P745

A

Dilatation of epididymis or vas deferens

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19
Q

Define the following terms:
Epididymitis
P745

A

Infection of the epididymis

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20
Q

Define the following terms:
Prehn’s sign
P745

A

Elevation of the painful testicle that

reduces the pain of epididymitis

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21
Q

Define the following terms:
TRUS
P745

A

TransRectal UltraSound

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22
Q

Define the following terms:
DRE
P745

A

Digital Rectal Examination

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23
Q

Define the following terms:
Orchitis
P745

A

Inflammation/infection of the testicle

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24
Q

Define the following terms:
Pseudohermaphroditism
P745

A

Genetically one sex; partial or complete

opposite-sex genitalia

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25
Define the following terms: Urgency P745
Overwhelming sensation to void | immediately
26
Define the following terms: Dysuria P745
``` Painful urination (usually burning sensation) ```
27
Define the following terms: Frequency P745
Urination more frequently than usual
28
Define the following terms: Polyuria P746
Urination in larger amounts than usual
29
Define the following terms: Nocturia P746
Awakening to urinate
30
Define the following terms: Hesitancy P746
Delay in urination
31
Define the following terms: Pneumaturia P746
Air passed with urine via the urethra
32
Define the following terms: Pyuria P746
WBCs in urine; UTI >10 WBCs/HPF
33
Define the following terms: Cryptorchidism P746
Undescended testicle
34
Define the following terms: IVP P746
``` IntraVenous Pyelogram (dye is injected into the vein, collects in the renal collecting system, and an x-ray is taken) ```
35
Define the following terms: Hematuria P746
RBCs in urine
36
Define the following terms: Space of Retzius P746
Anatomic extraperitoneal space in front | of the bladder
37
Define the following terms: Enuresis P746
Involuntary urination while asleep
38
Define the following terms: Incontinence P746
Involuntary urination
39
Define the following terms: TURP P746
TransUrethral Resection of the Prostate
40
Define the following terms: PVR P746
PostVoid Residual
41
Define the following terms: Priapism P746
Prolonged, painful erection
42
Define the following terms: Paraphimosis P746
``` Foreskin held (stuck) in the retracted position ```
43
Define the following terms: Phimosis P746
Inability to retract the foreskin
44
Define the following terms: Balanitis P746
Inflammation/infection of the glans penis
45
Define the following terms: Balanoposthitis P746
Inflammation/infection of the glans and | prepuce of the penis
46
Define the following terms: UTI P746
Urinary Tract Infection
47
Define the following terms: Peyronie’s disease P746
Abnormal fibrosis of the penis shaft, | resulting in a bend upon erection
48
Define the following terms: BPH P747
Benign Prostatic Hyperplasia
49
Define the following terms: Epispadias P747
Abnormal urethral opening on the dorsal | surface of the penis
50
Define the following terms: Hypospadiasis P747
Abnormal urethral opening on the ventral surface of the penis; may occur in anterior, middle, or posterior of penis
51
Define the following terms: Erectile dysfunction P747
Inability to achieve an erection
52
Define the following terms: Sterility P747
Inability to reproduce
53
Define the following terms: Appendix testis P747
Common redundant testicular tissue
54
Define the following terms: VUR P747
VesicoUreteral Reflux
55
SCROTAL ANATOMY What are the layers of the scrotum? P747 (picture)
(see picture)
56
UROLOGIC DIFFERENTIAL DIAGNOSIS What is the differential diagnosis of scrotal mass? P747 (picture)
Cancer, torsion, epididymitis, hydrocele, spermatocele, varicocele, inguinal hernia, testicular appendage, swollen testicle after trauma, nontesticular tumor (paratesticular tumor: e.g., rhabdomyosarcoma, leiomyosarcoma, liposarcoma)
57
UROLOGIC DIFFERENTIAL DIAGNOSIS What are the causes of hematuria? P748
Bladder cancer, trauma, UTI, cystitis from chemotherapy or radiation, stones, kidney lesion, BPH
58
``` UROLOGIC DIFFERENTIAL DIAGNOSIS What is the most common cause of severe gross hematuria without trauma or chemotherapy/radiation? P748 ```
Bladder cancer
59
``` UROLOGIC DIFFERENTIAL DIAGNOSIS What is the differential diagnosis for bladder outlet obstruction? P748 ```
BPH, stone, foreign body, urethral | stricture, urethral valve
60
``` UROLOGIC DIFFERENTIAL DIAGNOSIS What is the differential diagnosis for ureteral obstruction? P748 ```
Stone, tumor, iatrogenic (suture), stricture, gravid uterus, radiation injury, retroperitoneal fibrosis
61
UROLOGIC DIFFERENTIAL DIAGNOSIS What is the differential diagnosis for kidney tumor? P748
Renal cell carcinoma, sarcoma, adenoma, angiomyolipoma, hemangiopericytoma, oncocytoma
62
RENAL CELL CARCINOMA (RCC) What is it? P748
Most common solid renal tumor (90%); originates from proximal renal tubular epithelium
63
RENAL CELL CARCINOMA (RCC) What is the epidemiology? P748
Primarily a tumor of adults 40 to 60 years of age with a 3:1 male:female ratio; 5% of cancers overall in adults
64
RENAL CELL CARCINOMA (RCC) What percentage of the tumors are bilateral? P748
1%
65
RENAL CELL CARCINOMA (RCC) What are the risk factors? P748
Male sex, tobacco, von Hippel-Lindau | syndrome, polycystic kidney
66
RENAL CELL CARCINOMA (RCC) What are the symptoms? P748
Pain (40%), hematuria (35%), weight loss | 35%), flank mass (25%), HTN (20%
67
RENAL CELL CARCINOMA (RCC) What is the classic TRIAD of renal cell carcinoma? P748
1. Flank pain 2. Hematuria 3. Palpable mass (triad occurs in only 10%–15% of cases)
68
RENAL CELL CARCINOMA (RCC) How are most cases diagnosed these days? P749
Found incidentally on an imaging study | (CT, MRI, U/S) for another reason
69
RENAL CELL CARCINOMA (RCC) What radiologic tests are performed? P749
1. IVP | 2. Abdominal CT scan with contrast
70
RENAL CELL CARCINOMA (RCC) Define the stages (AJCC): Stage I? P749
Tumor <2.5 cm, no nodes, no metastases
71
RENAL CELL CARCINOMA (RCC) Define the stages (AJCC): Stage II? P749
Tumor >2.5 cm limited to kidney, no | nodes, no metastases
72
RENAL CELL CARCINOMA (RCC) Define the stages (AJCC): Stage III? P749
Tumor extends into IVC or main renal vein; positive regional lymph nodes but <2 cm in diameter and no metastases
73
RENAL CELL CARCINOMA (RCC) Define the stages (AJCC): Stage IV? P749
Distant metastasis or positive lymph node >2 cm in diameter, or tumor extends past Gerota’s fascia
74
RENAL CELL CARCINOMA (RCC) What is the metastatic workup? P749
CXR, IVP, CT scan, LFTs, calcium
75
RENAL CELL CARCINOMA (RCC) What are the sites of metastases? P749
Lung, liver, brain, bone; tumor thrombus entering renal vein or IVC is not uncommon
76
RENAL CELL CARCINOMA (RCC) What is the unique route of spread? P749
Tumor thrombus into IVC lumen
77
RENAL CELL CARCINOMA (RCC) What is the treatment of RCC? P749
Radical nephrectomy (excision of the kidney and adrenal, including Gerota’s fascia) for stages I through IV
78
RENAL CELL CARCINOMA (RCC) What gland is removed with a radical nephrectomy? P749
Adrenal gland
79
``` RENAL CELL CARCINOMA (RCC) What is the unique treatment for metastatic spread? P749 ```
1. a-interferon 2. LAK cells (lymphokine-activated killer) and IL-2 (interleukin-2)
80
RENAL CELL CARCINOMA (RCC) What is a syndrome of RCC and liver disease? P749
Stauffer’s syndrome
81
``` RENAL CELL CARCINOMA (RCC) What is the concern in an adult with new onset left varicocele? P750 ```
Left RCC—the left gonadal vein drains | into the left renal vein
82
BLADDER CANCER What is the incidence? P750
Second most common urologic malignancy Male:female ratio of 3:1 White patients are more commonly affected than are African American patients
83
BLADDER CANCER What is the most common histology? P750
Transitional Cell Carcinoma (TCC)— 90%; remaining cases are squamous or adenocarcinomas
84
BLADDER CANCER What are the risk factors? P750
Smoking, industrial carcinogens (aromatic amines), schistosomiasis, truck drivers, petroleum workers, cyclophosphamide
85
BLADDER CANCER What are the symptoms? P750
Hematuria, with or without irritative | symptoms (e.g., dysuria), frequency
86
BLADDER CANCER What is the classic presentation of bladder cancer? P750
“Painless hematuria”
87
BLADDER CANCER What tests are included in the workup? P750
Urinalysis and culture, IVP, cystoscopy | with cytology and biopsy
88
``` BLADDER CANCER Define the AJCC transitional cell bladder cancer stages: Stage 0? P750 ```
Superficial, carcinoma in situ
89
``` BLADDER CANCER Define the AJCC transitional cell bladder cancer stages: Stage I? P750 ```
Invades subepithelial connective tissue, | no positive nodes, no metastases
90
``` BLADDER CANCER Define the AJCC transitional cell bladder cancer stages: Stage II? P750 ```
Invades superficial or deep muscularis | propria, no positive nodes, no metastases
91
``` BLADDER CANCER Define the AJCC transitional cell bladder cancer stages: Stage III? P750 ```
Invades perivesical tissues, no positive | nodes, no metastases
92
``` BLADDER CANCER Define the AJCC transitional cell bladder cancer stages: Stage IV? P750 ```
Positive nodal spread with distant metastases and/or invades abdominal/ pelvic wall
93
``` BLADDER CANCER What is the treatment according to stage: Stage 0? P751 ```
TURB and intravesical chemotherapy
94
``` BLADDER CANCER What is the treatment according to stage: Stage I? P751 ```
TURB
95
``` BLADDER CANCER What is the treatment according to stage: Stage II and III? P751 ```
Radical cystectomy, lymph node dissection, removal of prostate/uterus/ ovaries/anterior vaginal wall, and urinary diversion (e.g., ileal conduit)  +/- chemo
96
``` BLADDER CANCER What is the treatment according to stage: Stage IV? P751 ```
+/- Cystectomy and systemic | chemotherapy
97
BLADDER CANCER What are the indications for a partial cystectomy? P751
Superficial, isolated tumor, apical with | 3-cm margin from any orifices
98
BLADDER CANCER What is TURB? P751
TransUrethral Resection of the Bladder
99
BLADDER CANCER If after a TURB the tumor recurs, then what? P751
Repeat TURB and intravesical chemotherapy (mitomycin C) or bacillus Calmette-Guérin
100
BLADDER CANCER What is and how does bacillus Calmette-Guérin work? P751
Attenuated TB vaccine—thought to work | by immune response
101
PROSTATE CANCER What is the incidence? P751
``` Most common GU cancer (100,000 new cases per year in the United States); most common carcinoma in men in the U.S.; second most common cause of death in men in the U.S. ```
102
PROSTATE CANCER What is the epidemiology? P751
``` “Disease of elderly men” present in 33% of men 70 to 79 years of age and in 66% of men 80 to 89 years of age at autopsy; African American patients have a 50% higher incidence than do white patients ```
103
PROSTATE CANCER What is the histology? P751
Adenocarcinoma (95%)
104
PROSTATE CANCER What are the symptoms? P752
``` Often asymptomatic; usually presents as a nodule found on routine rectal examination; in 70% of cases, cancer begins in the periphery of the gland and moves centrally; thus, obstructive symptoms occur late ```
105
PROSTATE CANCER What percentage of patients have metastasis at diagnosis? P752
40% of patients have metastatic disease at presentation, with symptoms of bone pain and weight loss
106
PROSTATE CANCER What are the common sites of metastasis? P752
Osteoblastic bony lesions, lung, liver, | adrenal
107
PROSTATE CANCER What provides lymphatic drainage? P752
Obturator and hypogastric nodes
108
PROSTATE CANCER What is the significance of Batson’s plexus? P752
Spinal cord venous plexus; route of | isolated skull/brain metastasis
109
PROSTATE CANCER What are the steps in early detection? P752
1. Prostate-specific antigen (PSA)—most sensitive and specific marker 2. Digital rectal examination (DRE)
110
PROSTATE CANCER When should men get a PSA-level check? P752
Controversial: 1. All men >50 years old 2. >40 years old if first-degree family history or African American patient
111
``` PROSTATE CANCER What percentage of patients with prostate cancer will have an elevated PSA? P752 ```
≈60%
112
PROSTATE CANCER What is the imaging test for bladder cancer? P752
TransRectal UltraSound (TRUS)
113
PROSTATE CANCER How is the diagnosis made? P752
Transrectal biopsy
114
PROSTATE CANCER What is the Gleason score? P752
Histologic grades 2–10: Low score = well differentiated High score = poorly differentiated
115
``` PROSTATE CANCER What are the indications for transrectal biopsy with normal rectal examination? P752 ```
PSA >10 or abnormal transrectal | ultrasound
116
PROSTATE CANCER Staging (AJCC): Stage I? P753
Tumor involves <50% of 1 lobe, no nodes, | no metastases, PSA 10, Gleason ≤6
117
PROSTATE CANCER Staging (AJCC): Stage II? P753
Tumor within prostate; lobe 10, or Gleason >6; or >50% of 1 lobe, no nodes, no metastases
118
PROSTATE CANCER Staging (AJCC): Stage III? P753
Tumor through prostate capsule or into | seminal vesicles, no nodes, no metastases
119
PROSTATE CANCER Staging (AJCC): Stage IV? P753
Tumor extends into adjacent structures (other than seminal vesicles) or + nodes or + metastases
120
PROSTATE CANCER What does a “radical prostatectomy” remove? P753
1. Prostate gland 2. Seminal vesicles 3. Ampullae of the vasa deferentia
121
PROSTATE CANCER What is “androgen ablation” therapy? P753
1. Bilateral orchiectomy or 2. Luteinizing Hormone-Releasing Hormone (LHRH) agonists
122
PROSTATE CANCER How do LHRH agonists work? P753
Decrease LH release from pituitary, which then decreases testosterone production in the testes
123
``` PROSTATE CANCER What are the generalized treatment options according to stage: Stage I? P753 ```
Radical prostatectomy
124
``` PROSTATE CANCER What are the generalized treatment options according to stage: Stage II? P753 ```
Radical prostatectomy, +/- lymph node | dissection
125
``` PROSTATE CANCER What are the generalized treatment options according to stage: Stage III? P753 ```
Radiation therapy,  +/- androgen ablation
126
``` PROSTATE CANCER What are the generalized treatment options according to stage: Stage IV? P753 ```
Androgen ablation, radiation therapy
127
``` PROSTATE CANCER What is the medical treatment for systemic metastatic disease? P753 ```
Androgen ablation
128
``` PROSTATE CANCER What is the option for treatment in the early stage prostate cancer patient >70 years old with comorbidity? P754 ```
XRT
129
BENIGN PROSTATIC HYPERPLASIA What is it also known as? P754
BPH
130
BENIGN PROSTATIC HYPERPLASIA What is it? P754
Disease of elderly men (average age is 60 to 65 years); prostate gradually enlarges, creating symptoms of urinary outflow obstruction
131
BENIGN PROSTATIC HYPERPLASIA What is the size of a normal prostate? P754
20 to 25 gm
132
BENIGN PROSTATIC HYPERPLASIA Where does BPH occur? P754
Periurethrally (Note: prostate cancer occurs in the periphery of the gland)
133
BENIGN PROSTATIC HYPERPLASIA What are the symptoms? P754
Obstructive-type symptoms: hesitancy, weak stream, nocturia, intermittency, UTI, urinary retention
134
BENIGN PROSTATIC HYPERPLASIA How is the diagnosis made? P754
History, DRE, elevated PostVoid Residual | (PVR), urinalysis, cystoscopy, U/S
135
BENIGN PROSTATIC HYPERPLASIA What lab tests should be performed? P754
Urinalysis, PSA, BUN, CR
136
BENIGN PROSTATIC HYPERPLASIA What is the differential diagnosis? P754
``` Prostate cancer (e.g., nodular)—biopsy Neurogenic bladder—history of neurologic disease Acute prostatitis—hot, tender gland Urethral stricture—RUG, history of STD Stone UTI ```
137
BENIGN PROSTATIC HYPERPLASIA What are the treatment options? P754
``` Pharmacologic— a-1 blockade Hormonal—antiandrogens Surgical—TURP, TUIP, open prostate resection Transurethral balloon dilation ```
138
BENIGN PROSTATIC HYPERPLASIA Why do -adrenergic blockers work? P755
1. Relax sphincter | 2. Relax prostate capsule
139
BENIGN PROSTATIC HYPERPLASIA What is Proscar®? P755
Finasteride: 5--reductase inhibitor; blocks transformation of testosterone to dihydrotestosterone; may shrink and slow progression of BPH
140
BENIGN PROSTATIC HYPERPLASIA What is Hytrin®? P755
Terazosin: -blocker; may increase urine outflow by relaxing prostatic smooth muscles
141
BENIGN PROSTATIC HYPERPLASIA What are the indications for surgery in BPH? P755
``` Due to obstruction: Urinary retention Hydronephrosis UTIs Severe symptoms ```
142
BENIGN PROSTATIC HYPERPLASIA What is TURP? P755
TransUrethral Resection of Prostate: | resection of prostate tissue via a scope
143
BENIGN PROSTATIC HYPERPLASIA What is TUIP? P755
TransUrethral Incision of Prostate
144
``` BENIGN PROSTATIC HYPERPLASIA What percentage of tissue removed for BPH will have malignant tissue on histology? P755 ```
Up to 10%!
145
BENIGN PROSTATIC HYPERPLASIA What are the possible complications of TURP? P755
``` Immediate: Failure to void Bleeding Clot retention UTI Incontinence ```
146
TESTICULAR CANCER What is the incidence? P755
Rare; 2 to 3 new cases per 100,000 men | per year in the United States
147
TESTICULAR CANCER What is its claim to fame? P755
Most common solid tumor of young adult | males (20 to 40 years)
148
TESTICULAR CANCER What are the risk factors? P755
Cryptorchidism (6% of testicular tumors develop in patients with a history of cryptorchidism)
149
TESTICULAR CANCER What is cryptorchidism? P756
Failure of the testicle to descend into the | scrotum
150
``` TESTICULAR CANCER Does orchiopexy as an adult remove the risk of testicular cancer? P756 ```
NO
151
TESTICULAR CANCER What are the symptoms? P756
Most patients present with a painless lump, swelling, or firmness of the testicle; they often notice it after incidental trauma to the groin
152
``` TESTICULAR CANCER What percentage of patients present with an acute hydrocele? P756 ```
10%
153
``` TESTICULAR CANCER What percentage present with symptoms of metastatic disease (back pain, anorexia)? P756 ```
≈10%
154
TESTICULAR CANCER What are the classifications? P756
``` Germ cell tumors (95%): Seminomatous (35%) Nonseminomatous (65%) Embryonal cell carcinoma Teratoma Mixed cell Choriocarcinoma Nongerminal (5%): Leydig cell Sertoli cell Gonadoblastoma ```
155
TESTICULAR CANCER What is the major classification based on therapy? P756
Seminomatous and nonseminomatous | tumors
156
TESTICULAR CANCER What are the tumor markers for testicular tumors? P756
1. Beta-human chorionic gonadotropin ( ℬ -HCG) 2. Alpha-fetoprotein (AFP)
157
TESTICULAR CANCER What are the tumor markers by tumor type? P756
``` ℬ-HCG—↑ in choriocarcinoma (100%), embryonal carcinoma (50%), and rarely in pure seminomas (10%); nonseminomatous tumors (50%) AFP—↑ in embryonal carcinoma and yolk sac tumors; nonseminomatous tumors (50%) ```
158
``` TESTICULAR CANCER Define the difference between seminomatous and NONseminomatous germ cell testicular tumor markers. P757 ```
NONseminomatous common = 90% have a positive AFP and/or ℬ-HCG Seminomatous rare = only 10% are AFP positive
159
TESTICULAR CANCER Which tumors almost never have an elevated AFP? P757
Choriocarcinoma and seminoma
160
TESTICULAR CANCER In which tumor is -HCG almost always found elevated? P757
Choriocarcinoma
161
``` TESTICULAR CANCER How often is -HCG elevated in patients with pure seminoma? P757 ```
Only about 10% of the time!
162
TESTICULAR CANCER How often is -HCG elevated with nonseminoma? P757
≈65%
163
``` TESTICULAR CANCER What other tumor markers may be elevated and useful for recurrence surveillance? P757 ```
LDH, CEA, Human Chorionic Somatomammotropic (HCS), Gamma-Glutamyl Transpeptidase (GGT), PLacental Alkaline Phosphate (PLAP)
164
TESTICULAR CANCER What are the steps in workup? P757
PE, scrotal U/S, check tumor markers, | CXR, CT (chest/pelvis/abd)
165
``` TESTICULAR CANCER Define the stages according to TMN staging (AJCC): Stage I? P757 ```
Any tumor size, no nodes, no metastases
166
``` TESTICULAR CANCER Define the stages according to TMN staging (AJCC): Stage II? P757 ```
Positive nodes, no metastases, any tumor
167
``` TESTICULAR CANCER Define the stages according to TMN staging (AJCC): Stage III? P757 ```
``` Distant metastases (any nodal status, any size tumor) ```
168
TESTICULAR CANCER What is the initial treatment for all testicular tumors? P757
``` Inguinal orchiectomy (removal of testicle through a groin incision) ```
169
``` TESTICULAR CANCER What is the treatment of seminoma at the various stages: Stage I and II? P757 ```
Inguinal orchiectomy and radiation to | retroperitoneal nodal basins
170
``` TESTICULAR CANCER What is the treatment of seminoma at the various stages: Stage III? P757 ```
Orchiectomy and chemotherapy
171
``` TESTICULAR CANCER What is the treatment of NONseminomatous disease at the various stages: Stages I and II? P758 ```
Orchiectomy and retroperitoneal lymph node dissection versus close follow-up for retroperitoneal nodal involvement
172
``` TESTICULAR CANCER What is the treatment of NONseminomatous disease at the various stages: Stages III? P758 ```
Orchiectomy and chemotherapy
173
``` TESTICULAR CANCER What percentage of stage I seminomas are cured after treatment? P758 ```
95%
174
TESTICULAR CANCER Which type is most radiosensitive? P758
Seminoma (Think: Seminoma = Sensitive | to radiation)
175
``` TESTICULAR CANCER Why not remove testis with cancer through a scrotal incision? P758 ```
It could result in tumor seeding of the | scrotum
176
``` TESTICULAR CANCER What is the major side effect of retroperitoneal lymph node dissection? P758 ```
Erectile dysfunction
177
TESTICULAR TORSION What is it? P758
Torsion (twist) of the spermatic cord, resulting in venous outflow obstruction, and subsequent arterial occlusion → infarction of the testicle
178
TESTICULAR TORSION What is the classic history? P758
Acute onset of scrotal pain usually after | vigorous activity or minor trauma
179
TESTICULAR TORSION What is a “bell clapper” deformity? P758 (picture)
Bilateral nonattachment of the testicles by the gubernaculum to the scrotum (free like the clappers of a bell)
180
TESTICULAR TORSION What are the symptoms? P759
Pain in the scrotum, suprapubic pain
181
TESTICULAR TORSION What are the signs? P759
Very tender, swollen, elevated testicle; nonillumination; absence of cremasteric reflex
182
TESTICULAR TORSION What is the differential diagnosis? P759
Testicular trauma, inguinal hernia, | epididymitis, appendage torsion
183
TESTICULAR TORSION How is the diagnosis made? P759
Surgical exploration, U/S (solid mass) and Doppler flow study, cold Tc-99m scan (nuclear study)
184
TESTICULAR TORSION What is the treatment? P759
Surgical detorsion and bilateral orchiopexy | to the scrotum
185
``` TESTICULAR TORSION How much time is available from the onset of symptoms to detorse the testicle? P759 ```
90% salvage rate
186
TESTICULAR TORSION What are the chances of testicle salvage after 24 hours? P759
<10%
187
EPIDIDYMITIS What is it? P759
Infection of the epididymis
188
EPIDIDYMITIS What are the signs/symptoms? P759
Swollen, tender testicle; dysuria; scrotal | ache/pain; fever; chills; scrotal mass
189
EPIDIDYMITIS What is the cause? P759
Bacteria from the urethra
190
``` EPIDIDYMITIS What are the common bugs in the following types of patients: Elderly patients/children? P759 ```
Escherichia coli
191
``` EPIDIDYMITIS What are the common bugs in the following types of patients: Young men? P759 ```
STD bacteria: Gonorrhea, chlamydia
192
EPIDIDYMITIS What is the major differential diagnosis? P759
Testicular torsion
193
EPIDIDYMITIS What is the workup? P759
U/A, urine culture, swab if STD suspected, +/- U/S with Doppler or nuclear study to rule out torsion
194
EPIDIDYMITIS What is the treatment? P759
Antibiotics
195
PRIAPISM What is priapism? P760
Persistent penile erection
196
PRIAPISM What are its causes? P760
Low flow: leukemia, drugs (e.g., prazosin), sickle-cell disease, erectile dysfunction treatment gone wrong High flow: pudendal artery fistula, usually from trauma
197
PRIAPISM What is first-line treatment? P760
1. Aspiration of blood from corporus cavernosum 2. -Adrenergic agent
198
ERECTILE DYSFUNCTION What is it? P760
Inability to achieve an erection
199
ERECTILE DYSFUNCTION What are the six major causes? P760
``` 1. Vascular: decreased blood flow or leak of blood from the corpus cavernosus (most common cause) 2. Endocrine: low testosterone 3. Anatomic: structural abnormality of the erectile apparatus (e.g., Peyronie’s disease) 4. Neurologic: damage to nerves (e.g., postoperative, IDDM) 5. Medications (e.g., clonidine) 6. Psychologic: performance anxiety, etc. (very rare) ```
200
ERECTILE DYSFUNCTION What lab tests should be performed? P760
Fasting GLC (rule out diabetes and thus diabetic neuropathy) Serum testosterone Serum prolactin
201
CALCULUS DISEASE What is the incidence? P760
1 in 10 people will have stones
202
CALCULUS DISEASE What are the risk factors? P760
Poor fluid intake, IBD, hypercalcemia (“CHIMPANZEES”), renal tubular acidosis, small bowel bypass
203
CALCULUS DISEASE What are the four types of stones? P761
1. Calcium oxalate/calcium PO(4) (75%)— secondary to hypercalciuria (↑ intestinal absorption, ↓ renal reabsorption, ↑ bone reabsorption) 2. Struvite (MgAmPh)(15%)—infection stones; seen in UTI with urea-splitting bacteria (Proteus); may cause staghorn calculi; high urine pH 3. Uric acid (7%)—stones are radiolucent (Think: Uric = Unseen); seen in gout, Lesch-Nyhan, chronic diarrhea, cancer; low urine pH 4. Cystine (1%)—genetic predisposition
204
CALCULUS DISEASE What type of stones are not seen on AXR? P761
Uric acid (Think: Uric = Unseen)
205
CALCULUS DISEASE What stone is associated with UTIs? P761
Struvite stones (Think: Struvite = Sepsis)
206
CALCULUS DISEASE What stones are seen in IBD/bowel bypass? P761
Calcium oxalate
207
CALCULUS DISEASE What are the symptoms of calculus disease? P761
Severe pain; patient cannot sit still: renal colic (typically pain in the kidney/ureter that radiates to the testis or penis), hematuria (remember, patients with peritoneal signs are motionless)
208
CALCULUS DISEASE What are the classic findings/symptoms? P761
Flank pain, stone on AXR, hematuria
209
CALCULUS DISEASE Diagnosis? P761
KUB (90% radiopaque), IVP, urinalysis | and culture, BUN/Cr, CBC
210
CALCULUS DISEASE What is the significance of hematuria and pyuria? P761
Stone with concomitant infection
211
CALCULUS DISEASE Treatment? P761
``` Narcotics for pain, vigorous hydration, observation Further options: ESWL (lithotripsy), ureteroscopy, percutaneous lithotripsy, open surgery; metabolic workup for recurrence ```
212
CALCULUS DISEASE What are the indications for intervention? P762
Urinary tract obstruction Persistent infection Impaired renal function
213
``` CALCULUS DISEASE What are the contraindications of outpatient treatment? P762 ```
Pregnancy, diabetes, obstruction, severe dehydration, severe pain, urosepsis/fever, pyelonephritis, previous urologic surgery, only one functioning kidney
214
CALCULUS DISEASE What are the three common sites of obstruction? P762
1. UreteroPelvic Junction (UPJ) 2. UreteroVesicular Junction (UVJ) 3. Intersection of the ureter and the iliac vessels
215
INCONTINENCE What are the common types of incontinence? P762
Stress incontinence, overflow | incontinence, urge incontinence
216
INCONTINENCE Define the following terms: Stress incontinence P762
Loss of urine associated with coughing, lifting, exercise, etc.; seen most often in women, secondary to relaxation of pelvic floor following multiple deliveries
217
INCONTINENCE Define the following terms: Overflow incontinence P762
Failure of the bladder to empty properly; may be caused by bladder outlet obstruction (BPH or stricture) or detrusor hypotonicity
218
INCONTINENCE Define the following terms: Urge incontinence P762
Loss of urine secondary to detrusor instability in patients with stroke, dementia, Parkinson’s disease, etc.
219
INCONTINENCE Define the following terms: Mixed incontinence P762
Stress and urge incontinence combined
220
INCONTINENCE Define the following terms: Enuresis P762
Bedwetting in children
221
INCONTINENCE Define the following terms: How is the diagnosis made? P762
``` History (including meds), physical examination (including pelvic/rectal examination), urinalysis, postvoid residual (PR), urodynamics, cystoscopy/ vesicocystourethrogram (VCUG) may be necessary ```
222
INCONTINENCE What is the “Marshall test”? P763
Woman with urinary stress incontinence placed in the lithotomy position with a full bladder leaks urine when asked to cough
223
``` INCONTINENCE What is the treatment of the following disorders: Stress incontinence? P763 ```
Bladder neck suspension
224
``` INCONTINENCE What is the treatment of the following disorders: Urge incontinence? P763 ```
Pharmacotherapy (anticholinergics, | Ə-agonists)
225
``` INCONTINENCE What is the treatment of the following disorders: Overflow incontinence? P763 ```
Self-catheterization, surgical relief of | obstruction, -blockers
226
URINARY TRACT INFECTION (UTI) What is the aetiology? P763
Ascending infection, instrumentation, | coitus in females
227
URINARY TRACT INFECTION (UTI) What are the three common organisms? P763
1. E. coli (90%) 2. Proteus 3. Klebsiella, Pseudomonas
228
URINARY TRACT INFECTION (UTI) What are the predisposing factors? P763
Stones, obstruction, reflux, diabetes mellitus, pregnancy, indwelling catheter/ stent
229
URINARY TRACT INFECTION (UTI) What are the symptoms? P763
Lower UTI—frequency, urgency, dysuria, nocturia Upper UTI—back/flank pain, fever, chills
230
URINARY TRACT INFECTION (UTI) How is the diagnosis made? P763
Symptoms, urinalysis ( >10 WBCs/HPF, | >105 CFU)
231
URINARY TRACT INFECTION (UTI) When should workup be performed? P763
After first infection in male patients (unless Foley is in place) After first pyelonephritis in prepubescent female patients
232
URINARY TRACT INFECTION (UTI) What is the treatment? P763
Lower: 1 to 4 days of oral antibiotics Upper: 3 to 7 days of IV antibiotics
233
MISCELLANEOUS UROLOGY QUESTIONS Why should orchiopexy be performed? P764
↓ the susceptibility to blunt trauma | ↑ the ease of follow-up examinations
234
MISCELLANEOUS UROLOGY QUESTIONS In which area of the prostate does BPH arise? P764
Periurethral
235
``` MISCELLANEOUS UROLOGY QUESTIONS In which area of the prostate does prostate cancer arise? P764 ```
Periphery
236
``` MISCELLANEOUS UROLOGY QUESTIONS What type of bony lesions is seen in metastatic prostate cancer? P764 ```
Osteoblastic (radiopaque)
237
``` MISCELLANEOUS UROLOGY QUESTIONS What percentage of renal cell carcinoma show evidence of metastatic disease at presentation? P764 ```
≈33%
238
``` MISCELLANEOUS UROLOGY QUESTIONS What is the most common site of distant metastasis in renal cell carcinoma? P764 ```
Lung
239
``` MISCELLANEOUS UROLOGY QUESTIONS What is the most common solid renal tumor of childhood? P764 ```
Wilms’ tumor
240
MISCELLANEOUS UROLOGY QUESTIONS What type of renal stone is radiolucent? P764
Uric acid (Think: Uric = Unseen)
241
MISCELLANEOUS UROLOGY QUESTIONS What are posterior urethral valves? P764
Most common obstructive urethral lesion in infants and newborns; occurs only in males; found at the distal prostatic urethra
242
MISCELLANEOUS UROLOGY QUESTIONS What is the most common intraoperative bladder tumor? P764
Foley catheter—don’t fall victim!
243
``` MISCELLANEOUS UROLOGY QUESTIONS What provides drainage of the left gonadal (e.g., testicular) vein? P764 ```
Left renal vein
244
MISCELLANEOUS UROLOGY QUESTIONS What provides drainage of the right gonadal vein? P765
IVC
245
``` MISCELLANEOUS UROLOGY QUESTIONS What are the signs of urethral injury in the trauma patient? P765 ```
“High-riding, ballottable” prostate, blood at the urethral meatus, severe pelvic fracture, ecchymosis of scrotum
246
``` MISCELLANEOUS UROLOGY QUESTIONS What is the evaluation for urethral injury in the trauma patient? P765 ```
RUG (Retrograde UrethroGram)
247
``` MISCELLANEOUS UROLOGY QUESTIONS What is the evaluation for a transected ureter intraoperatively? P765 ```
IV indigo carmine and then look for leak | of blue urine in the operative field
248
``` MISCELLANEOUS UROLOGY QUESTIONS What aid is used to help identify the ureters in a previously radiated retroperitoneum? P765 ```
Ureteral stents
249
``` MISCELLANEOUS UROLOGY QUESTIONS How can a small traumatic EXTRAperitoneal bladder rupture be treated? P765 ```
Foley catheter
250
``` MISCELLANEOUS UROLOGY QUESTIONS How should a traumatic INTRAperitoneal bladder rupture be treated? P765 ```
Operative repair
251
``` MISCELLANEOUS UROLOGY QUESTIONS What percentage of patients with an injured ureter will have no blood on urinalysis? P765 ```
33%
252
MISCELLANEOUS UROLOGY QUESTIONS What is the classic history for papillary necrosis? P765
Patient with diabetes taking NSAIDs or | patient with sickle cell trait
253
MISCELLANEOUS UROLOGY QUESTIONS What is Fournier’s gangrene? P765
Necrotizing fasciitis of perineum, polymicrobial, diabetes = major risk factor
254
``` MISCELLANEOUS UROLOGY QUESTIONS What unique bleeding problem can be seen with prostate surgery? P765 ```
Release of TPA and urokinase (treat with | -aminocaproic acid)
255
MISCELLANEOUS UROLOGY QUESTIONS What is the scrotal “blue dot” sign? P765
Torsed appendix testis
256
MISCELLANEOUS UROLOGY QUESTIONS What is Peyronie’s disease? P766
Curved penile orientation with erection | due to fibrosis of corpora cavernosa
257
MISCELLANEOUS UROLOGY QUESTIONS What is a ureterocele? P766
Dilation of the ureter—treat with | endoscopic incision or operative excision
258
MISCELLANEOUS UROLOGY QUESTIONS What is a “three-way” irrigating Foley catheter? P766 (picture)
Foley catheter that irrigates and then | drains