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ABEM > Orthopedics > Flashcards

Orthopedics Flashcards

1
Q

Limping Child

A 
LIMPSS
Legg-Calve-Perthes Disease
Infection
Malignancies
Pain from trauma/drama
S(CFE)
Somewhere else lieth the truth
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2
Q

Leg-Calve-Perthes

A 
avascular necrosis femoral head
Age 3-12 (6)
boys>girls
xr (frog leg lateral)
MRI gold standard
NSAIDS and ortho referral
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3
Q

Kocher Criteria

A

Refusal to bear weight
Fever>101.5 (38.6)
WBC>12k
ESR>40

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4
Q

most common pathogen septic joint

A

S. Aureus

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5
Q

Slipped capital femoral epiphysis

A

overweight tween boys

2nd most missed fracture (c/o knee pain)

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6
Q

Klein’s line

A

SCFE - line along superior border of femoral neck that should intersect the lateral aspect of the femoral head. In SCFE the head slides medially and the line will not touch femoral head

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7
Q

Osgood-Schlatter’s Disease

A

micro trauma to tibial tuberosity resulting in partial avulsion of tibial tuberosity and separation of bone

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8
Q

Gamekeeper’s thumb

A

injury to UCL (ulnar collateral ligament)

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9
Q

felon incision

A

ulnar side of 2, 3, 4 and radial side of thumb and 5

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10
Q

Fight bites

A

Strep species

IV ABX - Unasyn…ADMIT

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11
Q

Barton Fracture

A

like colles or smith but involves the joint

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12
Q

best view for acetabular fracture

A

judet view xr,

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13
Q

first sign of compartment syndrome

A

pain with passive extension, paresthesia

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14
Q

most common fractured tarsal bone

A

calcaneal

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15
Q

bohler’s fracture

A

angle in calcaneus should be >20%…less equals compression fracture

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16
Q

RA with acute onset stridor and throat pain

A

cricoarytenoid dislocation

17
Q

RA and feels like head might fall off

A

AA instability

18
Q

Involvement of DIP

A

OA…NOT RA…only PIP

19
Q

Reiter’s Syndrome

A

HLA-B27 - can’t see, pee, climb tree

20
Q

elbow aspiration

A

lateral approach…avoid ulnar nerve

21
Q

Gout

A

needle shaped crystals NEGATIVE bifringence

22
Q

pseudogout

A

calcium pyrophosphate crystals…usually in knee
thomboid shaped crystals , weekly bifringence
Pseudo begins with P. P for positive

23
Q

most common primary bone tumor in kids

A

osteosarcoma..usually in distal femur

24
Q

colchicine side effects

A

nausea, vomiting, GI upset

25
Q

juvenile dermatomyositis

A 
inflammatory autoimmune myopathy
GIRLS
5-10 years old
PROXIMAL muscle weakness
atropy is late finding
associated with heliotrope rash
Gottron's papules
STEROIDS!
26
Q

most common complication of anklylosing spondylitis

A

anterior uveitis

27
Q

most common electrolyte abnormality in rhabdo

A

hypocalcemia

potassium and phosphate are HIGH

28
Q

rhabdo UA

A

BLOOD BUT NO RBCS

29
Q

boutonniere deformity

A

forced flexion of PIP

ABEM (6 decks)

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