Derm & MSK

Question 1

erythematous papules that coalesce into plaques on flexor surfaces

Answer 1

atopic dermatitis

Question 2

brown lesion that has velvety stuck on appearance

Answer 2

seborrheic keratosis

Question 3

scaly greasy rash on scalp with scaling erythema

Answer 3

seborrheic dermatitis

Question 4

Tapioca vessicles on hand

Answer 4

dyshidrosis dermatitis (hand eczema variant

Question 5

Herald patch + christmas tree distribution

Answer 5

pityriasis rosea

Question 6

Slapped cheek face and pink lacy macular rash on torso

Answer 6

erythema infectiosum

Question 7

MCC cellulitis

Answer 7

GABHS or S.a

Question 8

Organism responsible for erysipelas

Answer 8

GABHS

Question 9

Organism responsible for impetigo

Answer 9

staph or strep

Question 10

Roth spots are

Answer 10

retinal hemorrhages with white or pale centers indicative of IE

Question 11

Osler nodes are

Answer 11

painful red raised nodes on hands and feet indicative of IE

Question 12

Janeway lesions are

Answer 12

erythematous nontender lesion on palms or soles

Question 13

MC Joint injury

Answer 13

inversion sprain ankle
lateral ligament
primarily ATF

Question 14

eversion of the ankle would risk sprain of

Answer 14

Deltoid/ Medial Ligament

Question 15

Ottawa Ankle Rules

Answer 15

Pain in malleolar zone
Pain/bony tenderness at base of 5th metatarsals
Inability to bear wt immediately & in ED

Question 16

MC tarsal bone fx is

Answer 16

calcaneal fracture

Question 17

What sign can detect subtle fractures of the calcaneal bone

Answer 17

Look at Boehler Angle

<20 degress suggests fracture

Question 18

LIsfranc injury

Answer 18

tarsometatarsal joint injury

Question 19

Jones fx

Answer 19

fx of base of 5th metatarsal

Question 20

MC cervical HNP

Answer 20

C6-C7 which compresses on C7

Question 21

MC lumbar HNP

Answer 21

L5-S1 which compresses on S1

Question 22

TOC in reactive arthritis

Answer 22

NSAIDs

Question 23

urethritis, conjunctivitis, sterile oligoarthritis

Answer 23

Reactive Arthritis

Question 24

Drugs that can induce Lupus

Answer 24

Isoniazid
Hydralazine
Procainamide
Minocycline
Anti-TNF biologics

Question 25

BSA for burns:
One arm front & back=
Front of one leg=
Back + back of both legs=

Answer 25

=9%
=9%
=36%

Question 26

Parkland formula

Answer 26

volume of lactated ringers=
4 x wt(kg) (BSA burned x100)

that volume in first 24hrs with half of it in the first 8 hrs

Question 27

pearly papule with rolled borders
telangiectasias
DX-
TX-

Answer 27

Basal Cell Carcinoma
bx via shave or punch
Tx via MOHs

Question 28

Firm friable flesh colored outward growth with a cutaneous horn

Answer 28

Squamous Cell Carcinoma

Question 29

Drugs related to epidermal necrolysis

Answer 29

Sulfa
Allopurinol
Tetracyclines
Anticonvulsants
NSaids

+PCN, cephalosporins, quinolones,etc

Question 30

Tx mild cellulitis

Tx MRSA cellulitis

Answer 30

Dicloxacillin or Cephalexin

Bactrim or Doxy + Rifampin

Question 31

Treatment of Erysipelas

Answer 31

Admit & IV versus outpt 7days

Penicillin VK, Dicloxacillin, 1st Gen Cephalosporin

Question 32

Tx for pityriasis rosea

Answer 32

None

~antihistamine or steroid for severe pruritus

Question 33

Atopic dermatitis is typically found where

Answer 33

infants: extensor surfaces
adults: flexor surfaces