An individual is suspected of having some type of porphyria although he has no skin lesions.The qualitative screen demonstrates an elevated PBG and ALA in urine.Upon quantitation,the PBG was noted as being more increased than the ALA.Further quantitative tests indicated increased uroporphyrin and fecal porphyrin.The plasma fluorescence emission peak was at 624 to 628 nm.What is the likely diagnosis?

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Variegate porphyria (VP) is characterized by increased PBG and ALA in urine, with PBG being more increased than ALA. Quantitative tests indicate increased uroporphyrin and fecal porphyrin. The plasma fluorescence emission peak is at 624 to 628 nm.

An Individual Is Suspected of Having Some Type of Porphyria