Infectious Disease CEN

Question 1

CD4 less than 100/mcL— needs prophylaxis against?

Answer 1

CD4 less than 100/mcL— prophylaxis against Toxoplasma gondii

Question 2

CD4 less than 50/mcL— needs prophylaxis against?

Answer 2

CD4 less than 50/mcL— prophylaxis against Mycobacterium avium complex

Question 3

CD4 less than 200/mcL - needs prophylaxis against?

Answer 3

CD4 less than 200/mcL— prophylaxis against Pneumocystis jiroveci pneumonia (PCP)

Question 4

Treatment for Hepatitis C if required?

Answer 4

the standard regimen is a combination of weekly pegylated interferon in combination with ribavirin.

Question 5

What is diagnostic lesion of measles?

Answer 5

Koplik spots (diagnostic lesions for measles— small red specks with a blue- white center found on the buccal mucosa, especially near the molars): appear 2 days before the rash and disappear within 48 hours of rash onset.

Question 6

Pathogmonomoc sign of Diptheria?

Answer 6

A thick, gray, membranous covering forms on the tonsils and pharynx (pseudomembrane). The covering may extend over the larynx, causing airway obstruction.

Question 7

Possible complication of Diptheria?

Answer 7

Complications include myocarditis, neuritis, and airway obstruction.