70yo M dies in a motor vehicle collision. Was undergoing evaluation for

occult blood in the stool. Photo of transverse colon shown. Dx? -

ANSWER- Tubular adenoma

38yo M with 1-week hx of watery, itchy eyes and a runny nose. Physical

shows inflamed nasal mucosa. No congestion in lower lung.

Pharmacotherapy? - ANSWER- Loratadine

16yo girl with 3-day hx of fever, nonproductive cough, and fatigue. T

38.3, P 88/min, BP 102-70. PE shows pale conjunctivae. CXR shows

bilateral interstitial infiltrates. Blood spontaenously agglutinates while

awaiting transport to the laboratory. Antibody isotypes causing

agglutination? - ANSWER- IgM

24yo M with small tender blisters on his penis 3 days after unprotected

sex. Photograph shown. Causal agent? - ANSWER- HSV-2

42yo F with 3-year hx of an intermittent facial rash, including the

forehead, eyelids, nose, and cheeks. Rash seems to be getting worse

since she moved from New York to Florida last year. Spicy foods