R1 Flashcards

(59 cards)

1
Q
  1. Renal artery stenosis is common in?
A
  1. Patient with diffuse atherosclerosis
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2
Q
  1. First-line treatment in case of RAS induced HTN
A
  1. ACE inhibitor (safe in unilateral (just follow RFT) and bilateral until CR raise less than 30%)
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3
Q
  1. Mechanism
A
  1. Inhibit the RAAS which cause the HTN in RAS
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4
Q

. Why is RAAS activated in case of RAS

A
  1. (to maintain GFR by constricting efferent arteriole)
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5
Q
  1. Benefit
A
  1. Reduce HTN, decrease the risk of Ce. V and Ca. V complication
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6
Q
  1. Other additional Tx
A
  1. Treat DM, Additional antihypertensive for control of B/P, Tx hyperlipidemia and smoking section
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7
Q

1.When to consider Surgical revascularization and stunting

A
  1. Failure of medical therapy, recurrent flash pulmonary edema, and CHF secondary to HTN
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8
Q
  1. Why we didnt consider as primary therapy
A
  1. No outcome d/c with that of medical therapy
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9
Q
  1. Symptom and sign of salicylate toxicity
A
  1. Tinnitus, fever and tachypnea
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10
Q
  1. Acid base disturbance?
A
  1. Respiratory alkalosis(stimulate respiratory center) with metabolic acidosis(decoupling of oxidative phosphorylation)—Near normal PH, Low pco2 and low HCO3
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11
Q

How we asses presence of Respiratory alkalosis in presence of Metabolic acidosis?

A

Use winter formula to asses expected Paco2 level?

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12
Q

winter formula?

A

PaCO2=1.5xHCO3 + 8 +-2

if PaCO2< expecter suspect concomitant respiratory alkalosis

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13
Q

How to asses concomitant respiratory acidosis in case of metabolic alkalosis?

A

Change in PaCO2=0.7 x change in HCO3(assuming the Normal HCO3 is 24)
Took the normal CO2 range of 33-45

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14
Q

metabolic acidosis classification?

A

normal anion gap(8-12)

high anion gap(>12)

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15
Q

anion gap calculation?

A

Na -(Cl + Hco3)

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16
Q

High anion gap cause?

A
GOLDMARK
Glycol(ethylene and proline)
Oxopeoline(a metabolite of acetaminophen)
Lactic Acidosis
D-Lactate(exogenous)
M-methanol and other alcohol
Asprin
Renal failure
Ketone
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17
Q

Normal AGMA?

A
HARDASS
Hyperlimation(hypochloremia)
Addison disease
Renal tubular acidosis
Diharoa
Acetazolamide
Saline infusion
Spironolactone
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18
Q

Menifestation of diuretic abuse?

A
hypovolemia
Hyponatremia
Hypokalemia
Hopoclorimia
But will have high urinary Na, K but vary CL
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19
Q

A disease that causes high urine NA despite hyponnatremia?

A

Diuretics
Adrenal insufficiency
Cerebral salt wasting syndrome

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20
Q

Disease that cause high urine K level despite hypokalimia?

A

Diuretics
Primary adrenal insuficiency
Renal tubular acidosis

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21
Q

cause of hypochloremia?

A

Diuretics
Contraction alkalosis
In both cases, the urine concentration can vary

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22
Q

the factor that causes hypokalemia, alkalosis, and normotension?

A

1-sever vomiting
2-Diuretics abuse
3-Gitelman’s syndrome
4-Bartter syndrome

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23
Q

1-serpitious vomiting evidence ?

A

scar/callus in dorsum of hand
dental erosion
hypochlorimia and low urine CL

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24
Q

2-Diuretics abuse, Gitelmans syndrome

and Bartter syndrome?

A

High urine CL level

25
What about primary primary hyperaldostronism?
Hypokalemia.Metabolic alkalosis but have HTN
26
Bartter syndrome?
``` Reabsorption defect in thick ascending loop of Henle (affects Na+/K+/2Cl– cotransporter) Metabolic alkalosis, hypokalemia, hypercalciuria Autosomal recessive Presents similarly to chronic loopdiuretic usage ```
27
Gitelman syndrome?
``` Reabsorption defect of NaCl in DCT Metabolic alkalosis, hypomagnesemia, hypokalemia, hypocalciuria Autosomal recessive Presents similarly to lifelong thiazide diuretic use Less severe than Bartter syndrome ```
28
How to d/t barrtner from gitelman?
B-Hypercaceiuria | G-Hypocalciuria
29
Hepatorenal syndrome manifestation?
End-stage liver disease w/o clear cause identified minimal haematuria lack of improvement with resuscitation
30
pathophysiology?
difiuse pheripherial vasodilation mainley splancnic---RAAS activation==Renal hypoperfusion---decrease renal perfusion and low GFR--AKI
31
managment?
Liver transplantatioin candidate stop liver injuring practice Splancnic vasoconstricting agent(octeriotide, midodrine,NE) and albumine
32
Common initiating factor?
upper GI bleeding | SBP
33
winter formula?
asses RA compensation in case of MA
34
change in HCO3)x 0.7?
respiratory acidosis Compensation in case of Metabolic alkalosis
35
when to intubate patient with metabolic acidosis?
shalow and fast breathing | concomitant respiratory acidosis
36
ECG feucher of hyperkalemia?
``` Tall picked T wave Prolonged PR, wide QRS, and short QT Disappearance of P wave Conduction block bradycardia Ectopic beat Sine wave pattern ```
37
Emergency hyperkalemia managmnt?
Indicated when K level >6.5 mEq/L Iv calcium Cloride/gluconate--Membrane stabilization IV inuline with glucose Beta agonist(albuterol)
38
mechanism to lower body K level?
1) Reversal of etiology like prerenal azotemia 2) Diuretics 3) Exchange resins 4) Heamodialysis
39
use of serum osmolar GAP?
To identify causes(methanol,ethanol, and ethylene glycol) suspected in case of anion gap MA.
40
use of urine anion gap ?
To identifi cause of non anion gap MA | calculated as urine Na+K-CL
41
If posetive?
caused by renal loss like RTA and Acetazolamide
42
If negative ?
Caused by GI bicarbonate loss
43
Renal complication of SLE?
DNA and anti DNA IC deposition If above BM--Glomerulonephritis If below BM--Nephrotic syndrome
44
first generation antihistamin in BPH/older patient?
can cause AUR b/c of anticolinergic effect Durtusor muscle dysmotility Impaired IUS relaxation
45
cause of hyponatremia evaluation?
asses urine and serum osmolarity
46
serum osmolarity > 290
marked hyperglycemia | ARF
47
if urine osmolarity <100 (diluted)
primary polydipsia | malnutrition(post alcohol protiomania)
48
if urine osmolarity > 100
asses urine Na
49
if urine Na <25 meq/l?
DHN CHF Cirhosis
50
If urine Na >25 meq/L
SIADH HYpothyroiism Adrenal insuficienct
51
CM of ADPKD?
``` flank pain hematuria HTN palpapele abdominal mass CKD nocturia and frequency due to defect in renal consentration of urine capablity ```
52
extrarenal feaucher?
``` cerebral anurythm liver and pancriatic cyst MVP and AR colonic diverticulosis ventral and inguinal hernia ```
53
managment of HTN in ADPKD?
ACE inhibitors
54
How to d/t glomerular from non glomerular hematuria?
IN GH protine positive dysmorphic RBC RBC cast
55
managment of acute cystitis in NP womens?
``` Nitrofurantoin TM-CTM fosomycine single dose FQ if abovw managment fails Urine culture if initial tx failure ```
56
complicated cystiti?
prolonged FQ broad spectrum ab(ampi genta) urine culture
57
pyelonephritis?
FQ IV ceftra urine culture and sensitivity
58
RCC sighn and symptome?
``` flank hematuria flank pain palpable mass left side scrotal varicosele paraneoplastic syndrome ```
59
paraneoplastic syndrome?
``` erythrocytosis and anemia thrombocytosis fever hypercalcemia cachexia ```