Main Entry: por·phy·rin·uria Pronunciation: "por-f&-r&-'n(y)ur-E-& Function: noun : the presence of porphyrin in the urinecalled also hematoporphyrinuria
porphyrinuria por·phy·ri·nu·ri·a (pôr'fə-rə-n&oobreve;r'ē-ə, -ny&oobreve;r'-) n. The excretion of abnormal concentrations of porphyrins and related compounds in the urine. Also called purpurinuria.
