The liver is responsible for breaking down a variety of toxi…

The liver is responsible for breaking down a variety of toxic compounds. One such compound is a byproduct of amino acid metabolism that liver converts to urea. However, when the liver is not functioning and this toxic compound builds up in the blood, it can cause hepatic encephalopathy that leads to alterations in mood, coma, and eventual death. What is this compound?

A patient with a history of alcoholism is brought to the eme…

A patient with a history of alcoholism is brought to the emergency department due to extensive vomiting of cherry red blood. The amount of bleeding into his esophagus has caused him to become anemic and he is in need of a blood transfusion. What is his most likely diagnosis?