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Flashcards in MSK Deck (21)
1

#1 cause of Osteomyelitis

SA

2

Osteomyelitis in diabetics & foot puncture wound

PA

3

Osteomyelitis in hip replacement

Staph epi

4

Anti-cyclic citrullinated peptide (CCO)

RA
- HLA-DR4

5

Tumor or cystic clearing "soap bubble" lesion in epiphysis of metacarpal bones, contains giant cells

Giant cell tumor of bone

6

Teenager with raised periosteum in the metaphysis of the femur

Osteosarcoma
- "Codman's triangle & sunburst pattern"

7

Well demarcated lytic lesion with sclerosis <2cm in the femur

Osteoid osteoma

8

Well demarcated lytic lesion with sclerosis >2cm in the femur

Osteoblastoma

9

Teenager with onion skin or sunburst pattern in diaphysis of femur, (11;22)

Ewing sarcoma

10

Unable to relax hand grip, muscle weakness, atrophy, cataracts, testicular failure, balding, spike on EMG

Myotonic dystrophy
- CTG expansion of DMPK

11

Often co-exists w/ temporal arteritis

Polymyalgia rheumatica
- shoulder and pelvic girdle sitffness

12

Painless loss of vision in 1 eye - curtain

Retinal artery - red macula
Ophthalmic artery
Temporal arteritis

13

Central scotoma

Blow to back of head
Pre-eclampsia
Macular degeneration

14

Mosaic bone pattern, inc alk phos, hearing loss

Paget disease
- inc cell turnover
- HIGH OUTPUT HF

15

Type I collagen deficiency

Osteogenesis imperfecta

16

Young girl with precocious puberty, short stature, cafe au lait spots and irregular pigmented patches of skin

McCune-Albright syndrome

17

Kid w/ small round blue cells, stain + for myoglobin, actin, demin

Rhabdomyosarcoma

18

Bone pain relieved by aspirin

Osteoid osteoma

19

Only epiphyseal tumor

Giant cell

20

Tumor of small bones of hand (metacarpals) and feet

Chondroma

21

UE weakness, can't comb hair, rash on eyelids, red papules on elbows, knees, knuckles

Dermatomyostitis