Approximately 30% of patients affected of PCTpresent scleroderma-like lesion of the skin. Two cases of PCT, presenting scleroderma-like lesions are reported. The patients were diabetic but not alcoholic and tolerate relatively well sunshine. Porphyrin elimination diminished with urine
A deficiency in uroporphyrinogen decarboxylase (UROD) enzyme activity, the fifth enzyme of the heme biosynthetic pathway, is found in patients with sporadic porphyria cutanea tarda (s-PCT), familial porphyria cutanea tarda (f-PCT), and hepatoerythropoietic porphyria (HEP). Subnormal UROD activity is
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