Polls

Some patients with upper GI bleeding can be sent home after endoscopy; others require extended treatment and inpatient observation.

A 40-year-old man complains of daytime sleepiness that is getting progressively worse. His concentration and memory are failing. Results of labs are normal. Which evaluation tool would you choose?

After an argument with a colleague, a 28-year-old graduate student appears "drunk" in class. What happened on the way to the lecture?

A 5-year-old boy had pain and weakness in his legs and had trouble climbing stairs. He had a dramatic rise in CPK followed by erythematous papules on the hands, as shown, and a rash around the eyelids. Which diagnosis is most likely?

A 6-year-old boy had a 1-month history of an intensely pruritic “rash” on the left dorsal foot and left lower leg. He had a recent history of walking barefoot on a beach in south Florida where dogs are allowed. What's your diagnosis?

A 4-year-old, previously healthy girl presented with large, tense bullae involving up to 40% of her body surface area. Her parents described a 12-day history of itchy, papulovesicular lesions that had progressed into large blisters. Your dx?

A toddler from Nigeria, whose parents remained there ill with AIDS, presented with a fever and a widespread itchy eruption. Tests for HIV infection were positive. Which systemic etiologies can be ruled out when such an eruption presents?

This patient's presentation also included a pruritic rash around the nasolabial region and inguinal folds. What type of deficiency would you test for?

Erythema migrans, the characteristic rash of Lyme disease, often has a bull’s-eye appearance. Which of the following additional factors can help the diagnosis?

These symptoms may seem unrelated but are actually classic for a vitamin deficiency. Do you know which one?