Musculoskeletal Flashcards

(158 cards)

1
Q

Shoulder inspection presents with: Arm adducted, internally rotated, ant. shoulder is flat, prominent Humeral had. what type of dislocation do you suspect?

A

Posterior Glenohumeral dislocation

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2
Q

Anterior Glenohumeral dislocation shoulder presentation includes?

A

Arm abducted, Externally rotated, inferior humeral head, deltoid contour loss.

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3
Q

Which shoulder dislocation is more common, Anterior or posterior?

A

Anterior is the MC type

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4
Q

a compression fracture of the humeral head groove.

impact against glenoid.

A

Hill-Sachs Lesion

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5
Q

A bank-Hart lesion is a fracture of the what?

A

Inferior Glenoid rim fracture

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6
Q

Posterior Glenohumeral shoulder dislocation is most common associated with what injury (s)?

A

Seizures, Electric shock, or trauma

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7
Q

What must you rule out with and Anterior shoulder dislocation?

A

Must rule out Axillary nerve injury (Sensation over deltoid)

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8
Q

Most helpful view to differentiate Posterior v.s Anterior dislocation?

A

Axillary and Y view

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9
Q

Anterior deltoid pain w decreased ROM w overhead activities, external rotation, or abduction.

Combing hair, wallet reach, can’t sleep on affected side.
(+) Drop arm test, Neer’s, Jobe’s Tx:

A

Rotator Cuff Injury (SITS)

Tx: NSAID, Rest, wall climbs (PT)

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10
Q

As a result of Direct blow to an adducted shoulder leads to ?

A

Acromioclavicular Joint Dislocation

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11
Q

Class of AC dislocation where there is significant widening of AC/CC space?

A

Class III AC separation with CC involved (both rupture)

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12
Q

Class of AC dislocation where there is slight widening@ AC space?

A

Class II Only AC rupture

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13
Q

Classes of AC/CC dislocations that require surgery?

A

Class III-V (Otherwise sling, Ice, analgesia)

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14
Q

Humeral fracture where patient may develop wrist drop?

Must R/O Radial Nerve injury

A

Humeral shaft fracture

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15
Q

Proximal or Humeral head fractures requires to R/O injuries to what area?

A

Brachial plexus and Axillary nerve injuries

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16
Q

What is the management for Humeral shaft fractures?

A

Sugar tong splint + Sling/Swathe Ortho w/I 24-48 hrs

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17
Q

MC commonly fractured bone in children /adolescent/ newborn?

A

Clavicle fracture

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18
Q

Which clavicle fracture requires orthopedic consult?

A

Proximal 1/3 of involvement of the clavicle

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19
Q

Stiffness/inflammation w Decreased ROM especially with external rotation, you think what disorder?

Tx:

A

Adhesive Capsulitis (Frozen shoulder)

Tx: NSAIDs, PT ROM, IACS injection

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20
Q

Pain or paresthesia’s to the forearm and or Ulnar side of hand: (+) Adson’s

Dx: Tx:

A

Thoracic Outlet syndrome

Dx: MRI Tx: PT, Ortho, +/- Surgery

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21
Q

On x-ray you see a displaced anterior fat pad and (+) posterior fat pad sign (hemarthrosis), you think what lesion? Tx:

A

Supracondylar humeral Fracture (Kid)
Radial Head fracture (Adult)

Tx: Non displaced= Posterior splint
Displaced= ORIF

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22
Q

Median nerve and Brachial Artery injury are consistent with ?

A

Volkmann Ischemic contracture (Claw-like deformity)

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23
Q

Supracondylar Humeral fractures are MC with what MOI and ages?

A

FOOSH MC in children 5-10 YOA

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24
Q

Lateral radial pain with inability to fully extend the elbow: (+) posterior fat pad or displaced A. fat pad?

A

Radial Head Fractures

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25
What are the Kanavel's signs?
``` FLEX Finger held in flexion Length of tendon sheath tenderness Enlarged finger Xtension of finger increased pain (Passive) ```
26
What specific lesion is Kanavel's associated with?
Suppurative Flexor Tenosynovitis
27
MOI includes a fall on a flexed elbow with inability to extend elbow--> ______ _______ dysfunction? Tx:
Olecranon Fractures | Tx: Displaced: ORIF Non-displaced=reduction Splint 90 degree
28
Abrupt swelling, boggy, red elbow. Tender or painless. Limited ROM w flexion. Tx:
Olecranon Bursitis Tx: NSAIDs, Padding, ILCS injection, rest
29
Septic Bursitis Diagnosis
Needle aspiration with >2K WBC
30
Distal radial shaft fracture with dislocation of the DRUJ from FOOSH MOI? Tx:
Galeazzi Fracture Tx: Unstable! needs ORIF (Long arms splint
31
A Monteggia fracture involves what injuries? Tx:
Proximal Ulnar fracture with Anterior Radial Head Dislocation Tx: Unstable! need ORIF
32
A nursemaid's Elbow injury patent will have what presentation?
Radial Head subluxation (MC 2-5 YOA) Arm slightly flexed Refuses to use arm TTP of the Radial Head
33
A radial styloid fracture is known as?
Hutchinson's fracture (Chauffer's fracture)
34
Inflammation of the insertion Extensor Carpi Radialis Brevis (ECRB)?
Lateral Epicondylitis (Tennis)
35
Medial Epicondylitis (Golfer's Elbow) is inflammation of the?
Pronator Teres-flexor Carpi Radialis (PTFCR)
36
Patient presents with prominent olecranon process and flexed elbow. MOI Hyperextension FOOSH Must R/O what injury?
Elbow dislocation R/O- Brachial artery and Median/Ulnar/Radial nerve injury
37
What elbow dislocation is MC? Tx:
Posterior Dislocation is MC Tx: Immediate reduction @ 90Degrees 7-10 days unstable= ORIF
38
Paresthesias /Pain along the Ulnar Nerve that is worse with elbow flexion? Tx:
Cubital Tunnel Syndrome (Ulnar Neuropathy) Tx: Immobilize with sleep, NSAIDS, IACS Inj.
39
Physical exam tests for Cubital Tunnel Syndrome
(+) Tinel's @ elbow and (+) Froment's Sign (Pinch test)
40
Scaphoid Fracture is MC at what anatomic location? Tx:
Waist of scaphoid (Vascular Distal to proximal) Tx: 2 week Thumb Spica (repeat X-R)
41
Pain at dorsal radial side of wrist w click on wrist movement: (+) Terry Thomas sign (>3mm sep.) Tx:
Scapholunate Dissociation Tx: Radial Gutter Splint
42
Distal Radial fracture with Ventral angulation Tx:
Smith Fracture Tx: Sugar Tongue Splint cast >20 degree Angulation/ Comminuted= ORIF
43
Distal radial Fracture with Dorsal Angulation: "Dinner Fork Deformity" Tx:
Colles Fracture (CD) Tx: Sugar Tongue Splint cast >20 degree Angulation/ Comminuted= ORIF
44
Spilled Tea Cup Lat view/Piece of pie AP sign is associated with? Tx:
Lunate dislocation Tx: Unstable- ORIF
45
Kienbock's Disease is associated with what injury?
Lunate Fracture
46
Pain is out of proportion to injury with autonomic nervous system S/Sx: following bone/tissue injury Post wrist fracture/surgery: Waxy or pale skin, hairloss, joint atrophy and contractures. Pain out of proportion
Complex Regional Pain syndrome
47
MOI: blow to extended finger forcing it to flex may--> avulsion Fx of distal phalanx. inability to extend@ DIP
Mallet finger
48
Mallet Finger may lead to ?
Swan Deformity
49
Boutonniere Deformity includes
Finger flexion @ PIP and hyperextension @ DIP
50
Swan Neck Deformity includes
Hyperextension @ PIP and flexion @ DIP
51
Mallet finger includes
Flexion @ DIP with inability to extend DIP
52
Sprain or tear of the Ulnar Collateral Ligament of thumb with instability of MCP joint? (Hyperabduction Tx:
Gamekeeper's (Skier Acute) Thumb Tx: Thumb Spica and Hand Sx referral
53
Intraarticular fracture through the base of the 1st MCP with a large distal fragment dislocated by APL? Tx
Bennet Fracture (Comminuted Bennet= Rolando) Tx: Unstable-ORIF
54
Any Boxer fracture with > ____to____ angulation requires what treatment? Tx:
>25-30 Degrees angulation= Reduction (Unable=ORIF) Tx: Ulnar Gutter w 60degree flexion
55
Bite wounds with hand fracture require what ABX
Amoxicillin with Clavunate (Eikenella Corrodens Human)
56
Growth Plate Fracture with involvement of Metaphysis/Epiphysis?
SALTER Harris fracture IV
57
Growth plate Fracture with involvement of Metaphysis only?
Salter Harris II fracture
58
Growth plate compression fracture?
Salter Harris V fracture
59
Pain along the radial aspect of the wrist radiating to forearm? (+) Finkelstein Tx:
De Quervian Tenosynovitis Tx: Thumb Spica splint X 3 weeks
60
De Quervian Tenosynovitis involves stenosing synovitis of the?
Abductor Pollicus Longus and Extensor pollicis Brevus
61
Carpal Tunnel syndrome involves entrapment of the_____ nerve with paresthesia and pain of palmar? Tx:
Median Nerve (Palmar 1st three and half of the 4th digits worse at night) Tx: Volar splint + NSAIDS, IACS Inj., Sx
62
Dx: Of carpal tunnel syndrome includes
Electromyography and Nerve conduction velocity study
63
Dupuytren contracture presents how? and mostly affects what fingers?
painful Nodule over palm crease @ fixed MCP flexure. Mostly Ring and little finger
64
Hip pain with leg shortened and internally rotated with hip/knee adduction you think what injury?
Posterior Hip Dislocation "MC" (External rotated=Ant. Dislocation)
65
Hip Pain with leg shortened and externally rotated with hip/knee abducted you think? Tx:
Hip/ Femoral head/neck fractures Tx: ORIF
66
MC in children 4-10 YOA (boys): presents with painless limping worse w activity and at end of the day. Loss of abduction and internal rotation. Dx: Tx:
Legg-Calve Perthes Disease Dx: Crescent sign (Hip XR) Tx: Rest NWB (Ortho)
67
MC in children 7-16 (>10): Obese, AA males @ puberty. Hip, thigh, or knee pain with "limp w external rotation" Dx: Tx:
Slipped Capita femoral Epiphysis Dx: Slipped ice cream cone XR Tx: NWB--> ORIF
68
Incomplete fracture w cortical disruption periosteal tear on convex w intact periosteum concave w bowing?
Greenstick fracture (Through 1 cortex)
69
Incomplete fracture with wrinkling or bump? | Throughout cortex of bone
Torus (Buckle fracture)
70
What grade is considered a complete MCL/LCL tear injury?
Grade III
71
What is the MC knee Ligament injury?
ACL Injury
72
Which Meniscal tear is MC because of more bony attachments? Tx:
Medial Meniscal Tear is MC (3X MC) Tx: Partial WB (arthroscopy)
73
Posterior Cruciate Ligament MC MOI leading to injury?
Direct blow or fall on to flexed knee (Dashboard Injury)
74
Avulsion of the lateral tibial condyle with Varus stress to the knee is pathognomonic with what other injury? What is it called?
Segond Fracture (ACL Tear)
75
what is the Unhappy "O'Donoghue's Triad
1. ACL 2. MCL 3. Medial Meniscal injury
76
Locking, Popping, or giving way w effusion post-activities you think what injury?
Meniscal injury
77
MC > 40 yo males with systemic disease with a forceful quadriceps contraction MOI? Dx: what is best view?
Patellar and Quadriceps Tendon Rupture (Sunrise view) (<40 yo= Patellar "Patella Alta") (>40= Quadricep "Patella Baja")
78
What is a Baker's Cyst? X3 highlights
- popliteal synovial effusion (2T meniscal Tear) - Mimic DVT (US Dx and R/O DVT) - Tx- ILCS or Sx
79
Patient presents w anterior knee pain or behind/around patella. Worse w knee hyperflexion (Prolonged sit/jump) Dx: Tx:
Patellofemoral syndrome (Chondromalacia) Dx: (+) Apprehension test Tx: NSAID, Rest, Rehab
80
MCC of knee pain in runners: (+) ____ test: | ______ muscle Inserts at Tibial "Gerdy's Tubercle?
Iliotibial Band Syndrome (Ober's Test) Tensor Fascia Late(TFL)
81
MC Ankle dislocation? Tx:
Posterior dislocation Tx: closed Reduction + Posterior splint (ORIF if severe)
82
MC ankle sprain Grade I and II are?
Anterior Talofibular Ligament (Main inversion stabilizer) Grade I and II are incomplete tears
83
Achilles Tendon rupture Highlights X4
1. Risk W fluoroquinolones 2. (+) Thompson (Absent plantar flexion) 3. Splint in mild plantar flexion 4. Age 30-50
84
Fibular Fractures Weber Ankle fracture class A, B, C highlights
A: Below syndesmosis (Tibiofibular syndesmosis intact) B: At syndesmosis (TF syndesmosis intact or mild tear) C: Above Mortis (TFS torn + wide TF joint) Tx- ORIF
85
Maisonneuve Fracture is defined as
Spiral Proximal Fibular Fracture 2T Distal TF syndesmosis 2T Medial Malleolar Fracture or Deltoid
86
Fracture of the distal Tibia from impact with the Talus w axial load extending in to ankle joint? Tx:
Pilon (Tibial Plafond) fracture Tx: ORIF
87
MC foot Stress fracture is at what anatomic aspect?
3rd Metatarsal
88
Tarsal Tunnel manifests with what symptoms? What nerve is involved?
Pain, numbness at the medial Malleolus/heel/sole Posterior Tibial Nerve Compression (Mimics PF-itis)
89
Presents with flexion of PIP joint and hyperextension of the MPT and DIP?
Hammer toe
90
Joint damage/destruction as a result of peripheral neuropathy MC affecting the _______?
Charcot's Joint (Diabetic Foot) " Midfoot"
91
Morton's Neuroma MC affects the ?
3rd Metatarsal
92
Jone's Fracture is defined as a_____ fracture Tx:
Transverse fracture through the diaphysis of the 5th MT Tx: NWB X 6-8 weeks
93
Lisfranc Injury highlights
- 2nd MT and medial cuneiform Disarticulation - Fleck sign - Tx=ORIF--> NWBX 12 weeks
94
What is a Fleck Sign
Fracture of the base of the 2nd MT
95
Herniated Disc is MC at ?
L5-S1 (sciatica)
96
L4 involved Injury will cause what sensory, weakness and diminished reflex?
- Anterior Thigh Pain + loss of medial ankle - Weak Ankle Dorsiflexion - Patellar Reflex
97
L5 involved Injury will cause what sensory, weakness and diminished reflex?
-Lateral thigh/leg hip/groin pain/numbness (Sensory- between 1st/2nd toes) -Weak Big Toe extension -Difficult walking on heels
98
S1 involved Injury will cause what sensory, weakness and diminished reflex?
- Posterior leg/calf gluteus (Sensory plantar foot) - Weak Plantar Flexion - Difficult walking on toes (No Achilles DTR)
99
Cauda Equina syndrome highlights X3 Tx:?
- New urinary/BM retention/incontinence - Saddle anesthesia - Decreased anal sphincter tone Tx: Nuerosurgery ER (Corticosteroids)
100
Back pain that is worse with extension, prolonged walking/standing relieved w flexion/sitting walking uphill "Shopping cart sign" Tx:
Spinal Stenosis (Pseudo-claudication) Tx: Lumbar epidural CS injection
101
Scoliosis Highlights X3? Tx: ?
- >10 degree Lateral curvature - MC in girls and FmHx - Adam's Forward bending test most sensitive Tx: 20-40 degrees= Bracing >40 degrees Surgery
102
Pars interarticularis defect from failure of fusion or stress fracture? Tx:
Spondylolysis (MC @ L5/S1 Tx: Bracing
103
Spondylolisthesis is defined as Tx:
forward slipping of a vertebrae on another (MC 10-15 yo) Tx: Surgical if high grade
104
Osteomyelitis Highlights X4
- S. Aureus MC (Salmonella-sickle cell) - Acute Hematogenous MC in children - MRI most sensitive (Bone aspiration GS DOC) - Nafcillin or Oxacillin (Cefazolin > 4mos) x4-6 weeks
105
Single swollen warm painful joint Decreased ROM. Knee MC: _____ bacteria MC Dx: Tx:
Septic Arthritis (S. Aureus MC [Sex active-Gonorrhea]) Dx: Aspirate >50K PMNs Tx: Nafcillin (Gono-Rocephin)
106
what is the earliest indicator of compartment syndrome?
Pain on passive stretching
107
What is the intra-compartmental pressures diagnosing compartment syndrome?
>30-45 mmHg (Normal < 20-30mmHg)
108
MC bone Malignancy in adolescents < 20 yo: MC in femur--> Tibia, Humerus: Palpable mass with pain/swelling Dx: Tx:
Osteosarcoma Dx: XR- Sunray burst- Hair on end mass Tx; Chemo
109
Cartilage cancer MC seen in adults 40-75 yo: Dx: Tx:
Chondrosarcoma Dx; Mineralized matrix/punctate arc Tx: Sx resection
110
Tumor MC in children males 5-25 yo: Femur/Pelvis MC: joint swelling +/- fever Dx: Tx:
Ewing Sarcoma Dx: Periosteal Rx "Onion Skin" Tx: Chemo/Rad/Sx
111
MC Benign bone tumor ages 10-20s: precedes chondrosarcomas. begins in childhood
Osteochondroma Tx: Observe
112
What is Paget's disease?
``` Abnormal bone remodeling MC >40 yo: Larger weaker compact bones. Bone pain MC sx Dx: Lab Increased alkaline phosphate Tx: Bisphosphonates ```
113
Triad of Joint pain, fever, and malar "butterfly" rash. | Glomerulonephritis, retinitis, oral ulcers, alopecia.
Systemic Lupus Erythematous
114
SLE specific Diagnosis labs?
- (+) Anti double stranded DNA | - (+) Anti-smith
115
SLE best initial test non-specific?
ANA
116
SLE TX:
1. sun protection 2. Hydroxychloroquine 3. NSAID 4. Methotrexate
117
Systemic connective tissue disorder due to fibrous collagen build up?
Scleroderma
118
Scleroderma specific Lab Dx?
(+) Anti-centromere AB | +) Anti-SCL 70 (Diffuse disease
119
Scleroderma associated syndrome?
``` Calcinosis Raynaud's Esophageal Sclerodactyly Telangiectasias ```
120
Scleroderma Treatment?
1. DMARDS 2. Corticosteroids 3. CCBs (Raynaud's)
121
Chronic inflammatory disease --> joint destruction due to pannus (T-cell mediated): a.m stiffness> 60min. S/sx: MCP, wrist and PIP Ulnar deviation: worse with rest: stiffness improves later on day.
Rheumatoid Arthritis
122
Rheumatoid Arthritis specific and initial lab Dx?
Anti-Cyclic citrullinated peptide ABs (specific) RF (Initial test)
123
Rheumatoid Arthritis Tx that reduces permanent joint damage?
DMARDS (Biologic Adalimumab (Humira)) | (Non-Biologic Methotrexate Leflunamide)
124
Rheumatoid Arthritis 1st Line Tx?
Methotrexate + NSAIDS/CS (NSAID 1st line Pain control)
125
Closely related to Giant cell arteritis: Increased ESR + anemia: S/Sx: a. stiffness over 30mins. difficulty standing from chair/ putting on coat/ brushing hair: Tx:
Polymyalgia Rheumatica Tx: LDCS, NSAID, methotrexate
126
Progressive symmetrical proximal muscle painless weakness. Increased Aldolase/ Creatine Kinase. Blue/purple discoloration of upper eyelid: raised violaceous scaly knuckle eruptions. Tx:
Polymyositis / Dermatomyositis Tx: High Dose cortico-steroids
127
Polymyositis / Dermatomyositis specific lab dx?
(+) Anti-Jo 1 Ab (+)Anti-SRP Ab (PM) (+) Anti-Mi2 Ab (DM)
128
Fibromyalgia highlights Dx/Tx?
- Diffuse pain in 11 out of 18 Trigger points - > 3months - Tx-exercise and Pregabalin
129
Autoimmune D/O that attacks exocrine glands (salivary, Parotid, lacrimal, thyroid gland): "Sicca Disorders" Increased incidence of. non-Hodgkin Lymphoma: Tx:
Sjogren's Syndrome Tx: Pilocarpine or Cevimeline
130
Sjogren's Syndrome specific lab Dx?
ANA- Anti SS-A (RO) Anti SS-B (La) Schirmmer test
131
Gout treatment that reduces uric acid production by inhibiting xanthine oxidase?
Allopurinol
132
Gout treatment that promotes renal uric acid secretion?
Prebenecid/ Sulfynpyrazone
133
Only Gout treatment that can be used in acute chronic gout?
Colchicine
134
1st line treatment for pseudo-gout?
intraarticular CS NSAIDS Colchicine (Acute or prophylaxis)
135
Linear radiodensities seen in radiographs with pseudo-gout?
Chondrocalcinosis (Cartilage calcifications)
136
Gout attacks are MC due to underexcretion of uric acid caused by high intake of purine rich foods and what drugs?
``` Thiazides and Loops ACEi/ARBs Pyrazinamide Ethambutol Aspirin ```
137
Gout crystals specifics X2?
- Monosodium Urate | - Negative Birefringent
138
MCC: immobility, crush injuries, overexertion: Niacin/ fibrates (Seizure/burns). Tx:
Rhabdomyolysis Tx: IV saline 4-6 L/day, Mannitol, Sodium Bicarb (Urine) Prevent ATN
139
Rhabdomyolysis Dx Labs?
- Creatine phosphokinase increase > 20K - Hyperkalemia (Intracellular release) - Hypercalcemia (Ca2+ bonds to damaged muscle)
140
Rhabdomyolysis UA
(+) for Heme but negative for blood
141
< 16 yo: Daily Arthritis, diurnal high fever, salmon color migratory rash?
Juvenile Idiopathic Arthritis (Still's Disease)
142
< or > 5 joint involvement joint pain with iridocyclitis (Uveitis)
Juvenile Idiopathic Arthritis Pauci-Articular (< 5) Poly-Articular (>5)
143
Recurrent painful oral and genital ulcers | Tx: corticosteroids
Behcets Syndrome
144
Mostly affects cranial arteries of the carotid artery: fever | Jaw claudication, Temporal lancinating pain, vison dist.
Giant Cell arteritis
145
Giant Cell arteritis Tx:
HDCS- Prednisone 40-60 mg/day X 6 weeks
146
Vasculitis that affects the Aorta, Aortic Arch, and pulmonary arteries: 10-40 yo: --> stenosis, occlusion Tx:
Takayasu's Arteritis Dx; Angiography Tx: HDCS60 mg/day x6 weeks
147
MC in children <5 yo medium-small vessel vasculitis: --> Coronary Artery aneurysm and MI: Echo/Angiography Tx:
Kawasaki Syndrome Tx: IVIg and High Dose Aspirin
148
Kawasaki Syndrome Clinical manifestation X5?
``` Conjunctivitis Rash (Polymorphous) Extremity desquamation Adenopathy Mucous membrane (Lip swelling/ Strawberry tongue) ```
149
systemic vasculitis small arteries ANCA (-)w Renal failure, myalgias, neuropathy, derm purpura/livido reticularis
Polyarteritis Nodosa (PAN)
150
Systemic small/medium vasculitis P-ANCA (+) w asthma, hyper eosinophilia, and chronic rhinosinusitis
Eosinophilic Granulomatosis w PAN (Churg-strauss)
151
small vessel vasculitis w inflammation/necrosis of nose, lungs, and kidney: saddle nose, sinusitis w lung dz and hematuria
Granulomatosis with PAN (Wegener's)
152
Glomerulonephritis + Pulmonary hemorrhage (Hemoptysis) think?
Good Pasture's
153
Good pasture's with purpura think?
Microscopic Polyangiitis
154
Henoch-schonlein Purpura highlights?
- MC 3-15 yo (HSPA) - Hematuria - Synovial pain (Arthritis/algias) - Purpura palpable - Abdominal Pain (2T vasculitis)
155
Asymmetric Arthritis: dactylitis (Sausage digits), sacroiliitis, uveitis, pitting of nails (Pencil in cup), + HLAB27
Psoriatric Arthritis
156
Sacroiliac joint inflammation with progressive stiffness: 15-30 yo: chronic LBP: Increased ESR/HLAB27
Ankylosing Spondylitis (Bamboo Spine)
157
Autoimmune response inflammation caused by "chlamydia", gonorrhea, salmonella, campy, shigella Arthritis, conjunctivitis, and urethritis.
Reactive Arthritis ( Reiter's Syndrome)
158
Felty's syndrome includes
Rheumatoid Arthritis, splenomegaly and repeated infections (decreased WBCs)