The diagnosis for<unk>  can usually be done using fetal blood sample. One can look for the following indicators as to the presence of the condition: * Plasma ammonia concentration. * Urinary orotic acid concentration * Red blood cell arginase enzyme activity (measurement)
Argininemia
Hawkinsinuria
Tyrosinemia
Alkaptonuria
Pipecolic acidemia
Orotic aciduria
Tyrosinemia type III
Cystathioninuria