<unk> , is a rare autosomal recessive metabolic disorder that results in a massive buildup of the amino acid tryptophan in the blood, with associated symptoms and tryptophanuria (-uria denotes "in the urine"). Elevated levels of tryptophan are also seen in Hartnup disease, a disorder of amino acid transport. However, the increase of tryptophan in that disorder is negligible when compared to that of<unk> .
Hypertryptophanemia
Hyperphenylalaninemia
Hypervalinemia
Hypermethioninemia
Hyperlysinemia
Histidinemia
Hyperprolinemia
Hyperprolactinaemia