Feb 2022

Question 1

HBsAg (+) but anti-HBs anti-body titer < 10. pt have needle stick injury. what next ?

Answer 1

HB Ig + HB vaccine booster

Question 2

CJD

Answer 2

Rapidly progressive dementia in old age

Question 3

anti-emetic with s/e diarrhea ?

Answer 3

metoclopramide

Question 4

lead poisoning

Answer 4

distal motor weakness

Question 5

bacterial overgrowth Rx ?

Answer 5

Rifaximin

Question 6

carbamazepine - potent P450 inducer. effect on steroid hormone/thyroxine ?

Answer 6

increase metabolism - requirements fall significantly for few weeks after carbamazepine is stopped.

Question 7

squamous cell lung CA with skin metastasis. Rx of skin lesion ?

Answer 7

local radio

Question 8

phenytoin overdose
Rx ?

Answer 8

activated charcoal
repeated

Question 9

LEMS

Answer 9

Anti-voltage gated Ca++ channel Ab

Question 10

COPD with reversibiliy, high eosinophil
Rx ?

Answer 10

Mepolizumab

Question 11

NMS

Answer 11

Use of traditional and atypical anti-psychotics such as haloperidol or risperidone

Question 12

48 units/day requirement
breakfast dose ?

Answer 12

8 units

Question 13

leishmaniasis
Dx ?

Answer 13

punch biopsy and culture from the edge of ulcer

Question 14

rectal pain with blood/mucus. High CRP 32.
Dx ?
Rx ?

Answer 14

LGV
Doxy

Question 15

Rosacea Rx ?

Rosacea
Rx ?

Answer 15

Initial Rx topical metronidazole,
topical ivermectin (superior to metro).
Oral isotretinoin in resistant cases