A 22-year-old nursing student rushes into the on-call room. She has been sick over the last week with a viral illness, and today her skin has a mild yellow tinge. You tell her it is time for a checkup...

A 22-year-old nursing student rushes into the on-call room. She has been sick over the last week with a viral illness, and today her skin has a mild yellow tinge. You tell her it is time for a checkup with student health. She returns to work the next day with her blood work, which demonstrates normal AST, ALT, Alk Phos, and GGT, but an elevation of  unconjugated bilirubin. What was her diagnosis?

 A. Gilbert syndrome

 B. Crigler-Najjar syndrome

 C. Dubin-Johnson syndrome

 D. Rotor syndrome