(and MCV counts above 90–92) can be associated with a vitamin B12 deficiency. Treatment Typically no treatment is needed. If jaundice is significant phenobarbital may be used. History Gilbert syndrome was first described by French gastroenterologist Augustin Nicolas Gilbert and co-workers in 1901. In German literature, it is commonly associated with Jens Einar Meulengracht. Alternative, less common names for this disorder include: Familial benign unconjugated hyperbilirubinaemia Constitutional liver dysfunction Familial non-hemolytic non-obstructive jaundice Icterus intermittens juvenilis Low-grade chronic hyperbilirubinemia Unconjugated benign bilirubinemia Society and culture Notable cases Napoleon Arthur Kornberg, Nobel laureate in Physiology or Medicine, 1959 Nicky Wire, Manic Street Preachers bassist Alexandr Dolgopolov (tennis player) Jonas Folger, MotoGP rider Huo Yuanjia (master of Chinese martial art) David Barnea (Mossad Chief) References External links Understanding Gilbert's Syndrome and living better with Gilbert's Syndrome symptoms Gilbert's Syndrome BMJ Best Practices monograph Accessory digestive gland disorders Hepatology Heme metabolism disorders Genetic syndromes Pediatrics Wikipedia medicine articles ready to translate