USMLE® Step 1 style questions USMLE
USMLE® Step 2 style questions USMLE
A 55-year-old man comes to the emergency department because of an altered mental state for 3 days. The patient's wife says he has been acting "strange" and is sleeping much more than normal, especially during the day. His medical history includes irritable bowel syndrome, chronic alcoholism, and hypertension. Physical examination shows asterixis, slurred speech, and a fluid wave over the abdomen. MRI of the brain shows no abnormalities. Which of the following laboratory findings is most likely to be associated with these findings?