Microbiology 🧫

Question 1

In which HIV patients should get the varicella vaccine

Answer 1

Those with a CD for above 200. Remember it’s a live vaccine

Question 2

Name the two methods for treating gentle warts, that are contraindicated in pregnancy

Answer 2

Podophylin and imiquimod

Question 3

Which kind of adults are susceptible to SSSS

Answer 3

Those with a Renal in

Question 4

When can a child return to school after impetigo

Answer 4

24 hours after treatment

Question 5

Usually we do oral antibiotics for cellulitis. Name me five indications to do IV

Answer 5

Diabetes, extremes of age, hand/orbital involvement, systemic toxicity, Comorb 

Question 6

Necr fasciitis. Tx. If strep main organism? If anaerobic? What to add to decrease exotoxin

Answer 6

Broad spec.
Penicillin G
Metronidazole or 3rd gen ceph
Clinda

Question 7

Erysipelas Tx

Answer 7

Penicillin (mainly strep pyo)

Question 8

Furuncle vs carbuncle

Answer 8

Deep infx of hair follicle. When adjacent one’s join it’s a carbuncle

Question 9

aids patient with folliculitis that is resistant to Tx

Answer 9

Eosinophilic folliculitis

Question 10

Hot tub folliculitis Tx

Answer 10

Usually self limited. But give cipro to cover pseudomonas if severe

Question 11

Other than pregnancy issue, what’s the other thing with isotretinoin

Answer 11

LFT derangement

Question 12

Pilonidal cyst Mx

Answer 12

Incise and drain. Then sterile packing. If sinus tract, do excision

Question 13

Three tests to do monthly in girl taking Isotret

Answer 13

LFT, HCG, chol panel

Question 14

Cushing’s syndrome a risk factor for malassezia.

Answer 14

Yes

Question 15

Purpose of giving KOH for prep of some infx

Answer 15

To dissolve the skin cells, leaving just the organism

Question 16

What is one hand two feet

Answer 16

Tinea pedis often involves two feet and one hand

Question 17

Tinea Curis is usually associated with what

Answer 17

Tinea pedis

Question 18

Scabies Tx overview

Answer 18

5% permethrin head to toe x 2. Do close contacts too

Of oral ivermectin

Combo if crusted scabies

Itching can continue for two weeks after

Question 19

SCC on the lip or from ulcer… more or less likely to mets

Answer 19

More likely

Question 20

Multiple BCC in younger patient or in areas not in sun

Answer 20

Gorlins

Question 21

Ulceration is a poor Px marker for melanoma

Answer 21

Fact

Question 22

Patient with an early melanoma….. Treated. Patient at risk for?

Answer 22

Dev of subsequent melanomas. So do good surveillance

Question 23

Most common HIV associated malignancy

Answer 23

Kaposi