Gastroenterology Quiz #32: Congenital Liver Diseases and Hyperbilirubinemias

1. A 2-day-old newborn appears jaundiced. Lab tests reveal elevated unconjugated bilirubin. The baby is otherwise healthy and breastfeeding well. Which of the following is the most likely diagnosis? 

Question 1 of 5

2. A 3-week-old infant is brought to the pediatrician with jaundice and dark urine. Laboratory tests reveal conjugated hyperbilirubinemia. Ultrasound of the abdomen shows an absence of the gallbladder. Which of the following is the most likely diagnosis? 

Question 2 of 5

3. A 16-year-old boy presents with mild jaundice during periods of illness or stress. Laboratory tests show isolated elevation of unconjugated bilirubin. Other liver function tests are normal. Which of the following is the most likely diagnosis? 

Question 3 of 5

4. An 8-year-old girl presents with jaundice. Laboratory tests reveal elevated conjugated bilirubin, and an abdominal ultrasound shows a "black liver". Which of the following is the most likely diagnosis? 

Question 4 of 5

5. A newborn is diagnosed with persistent jaundice, and lab tests reveal high levels of unconjugated bilirubin. The infant does not respond to phototherapy. Which of the following is the most likely diagnosis? 

Question 5 of 5


 

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