Thoracic

Question 1

Infections in AIDS by CD4 count

Answer 1

> 200 - Bacterial infections/Tb
< 200 - PCP, atypical mycobacterial
< 100 - CMV, fungal, mycobacterial

Also think of Kaposi or lymphoma

Question 2

USPSFT lung cancer screening recommendations

Answer 2

1) Ages 55 - 80
2) 30-pack-year smoking history
3) smoked within the last 15 years
4) willing to undergo treatment if cancer discovered
5) no life expectancy limiting health condition

Question 3

Conversion factors for CT examinations in microSv/mGy
Head
Body (including chest)
Cervical spine

Answer 3

Conversion factors for CT examinations in microSv/mGy
Head: 2.2
Body (including chest): 18
Cervical spine: 5.4

Question 4

Most common bacterial agent responsible for Lemierre Syndrome?

Answer 4

Fusobacterium Necrophorum