A 22-year-old male university student visits his physician w…

A 22-year-old male university student visits his physician with concerns over abdominal discomfort and recurring diarrhea for about 5 weeks. He explains that his manifestations are worse after breakfast, which usually consists of wheat cereal and yogurt. His physician’s differential diagnosis is between celiac disease and lactose intolerance. Which of the following pairs of laboratory tests would provide a definitive diagnosis?

A 33-year-old male with ulcerative colitis sees his physicia…

A 33-year-old male with ulcerative colitis sees his physician with complaints of itchy skin, fever, and right sided abdominal pain. Laboratory results on his blood sample indicate elevations in serum levels of both conjugated and unconjugated bilirubin, as well as elevated ALP. The client is sent for an ultrasound, which rules out gallstones. A subsequent blood tests returns positive with anti-mitochondrial antibodies. What is the most likely diagnosis for the client’s current state?