Snapshot An infant is brought to the pediatrician by his parents because they are concerned about the yellow color of his skin and general behavior changes. They report that he has seemed more tired and weak with his arms just flopping down by his side instead of him reaching for his toys. The parents are known to be first cousins. Introduction Hereditary unconjugated hyperbilirubinemia login to view 1 more bullet Type I login to view 3 more bullets Type II login to view 3 more bullets Presentation Symptoms login to view 6 more bullets Physical exam login to view 2 more bullets Studies Labs login to view 5 more bullets Treatment Type I login to view 3 more bullets Type II login to view 4 more bullets Complications Kernicterus login to view 2 more bullets If severe, patients die within a few years