porphyrinuria


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porphyrinuria

 [por″fĭ-rĭ-nu´re-ah]
excessive excretion of one or more porphyrins in the urine; see porphyria.

por·phyr·i·nu·ri·a

(pōr'fir-i-nyū'rē-ă),
Excretion of porphyrins and related compounds in the urine.

porphyrinuria

(pôr′fə-rə-no͝or′ē-ə)
n.
Excretion of abnormal levels of porphyrins and related compounds in the urine.

por·phyr·i·nu·ri·a

(pōr'fir-i-nyūr'ē-ă)
Excretion of porphyrins and related compounds in the urine.
Synonym(s): purpurinuria.
References in periodicals archive ?
Fluorescent Porphyrins Porphyrias: Very rare genetic diseases;brown teeth and bones, porphyrinuria Erythrodontia, fluorescent bones, skin lesions, plasma, urine, and stools Abbreviations: ACTH, adrenocorticotropic hormone; DFSP, dermatofibrosarcoma protuberans; [Fe.sup.+2], ferrous iron; [Fe.sup.+3], ferric iron; GIST, gastrointestinal stromal tumor; Hb, hemoglobin; HCC, hepatocellular carcinoma; MPNST, malignant peripheral nerve sheath tumor; PCN, plasma cell neoplasms; PVNS, pigmented villonodular synovitis; RCC, renal cell carcinoma.
* Red-brown urine may be caused by intake of certain foods and medications and by hematuria, hemoglobinuria, myoglobinuria, and porphyrinuria.
Effect of yeast and nicotinic acid on porphyrinuria. Proc Soc Exper Biol Med.
Porphyrinuria in childhood autistic disorder: implications for environmental toxicity.
1997), environmental exposure has not been linked to porphyrinuria. A recent study conducted among 241 residents of Flix (Catalonia, Spain), a village located near an electrochemical factory where high atmospheric levels of HCB were detected, revealed lower urinary levels of coproporphyrins in participants exhibiting the highest HCB plasma levels (Sunyer et al.
Her uroporphyrinogen III synthase activity was not measured, and the coproporphyrinogen oxidase activity was increased threefold during a psychotic period, suggesting secondary porphyrinuria. No other family members were affected.