Tyrosinemia
（重定向自Hypertyrosinemia）
![](/Images/godic/202501/19/L-tyrosine-skeletal2722.png")
![Tyrosinemia is inherited in an autosomal recessive pattern.](/Images/godic/202501/19/Autorecessive.svg2722.png")
![Pathophysiology of metabolic disorders of tyrosine, resulting in elevated levels of tyrosine in blood.](/Images/godic/202501/19/Pathophysiology_of_metabolic_disorders_of_phenylalanine_and_tyrosine2722.png")
Tyrosinemia (or "Tyrosinaemia") is an error of metabolism, usually inborn, in which the body cannot effectively break down the amino acid tyrosine. Symptoms include liver and kidney disturbances and mental retardation. Untreated, tyrosinemia can be fatal.