MSK Flashcards
Waiter’s tip/Erb Palsy
upper trunk, C5/C6
Claw hand/Klumpke’s palsy
lower trunk, C8/T1
Winged Scapula
long thoracic nerve (C5-7)
wrist drop
radial n.
ulnar claw
can’t extend 4/5 fingers
median claw
can’t straighten 2/3 fingers
osteopetrosis
defective osteoclasts/carbonic anhydrase II mutation
osteomalacia
increased ALP
Paget’s disease out comes
high output heart failure
risk of osteogenic sarcoma
polyostotic fibrous dysplasia
McCune-Albright syndrome
giant cell tumor/osteoclastoma
double bubble/soap bubble apperance
spindle-shaped cells
osteochondroma
benign
Osteosarcoma
association with familial Rboma, Paget’s
elevation of periosteum
Ewing’s sarcoma
small blue cell, malignant
onion skin appearance
associated with 11,22 translocation
chondrosarcoma
men 30-60
sjogren’s syndrome
increases risk of B cell lymphoma, dental carries
Polymyositis cause
endomysial inflamm with CD8 T cells
dermatomyositis
perimysial inflamm and atrophy with CD4 T cells
acantholysis
pemphigus vulgarius
acanthosis
acanthosis nigicans
albinism
decreased melanin due to decreased tyrosinase activity
dermatitis herpetiformis
associated with celiac disease
erythema multiforma
mycoplasma, HSV
sulfa drugs, B lactam, phenytoin
acanthosis nigricans
hyperinsulinemia