Porphyria cutanea tarda (PCT) - most common disorder of porphyrin (heme) synthesis - what enzyme is deficient? Major symptom?
a) Uroporphyrinogen decarboxylase; Photosensitivity
b) Hydroxymethylbilane synthase; Neuropsychiatric symptoms
c) Ferrochelatase; Hemolysis
d) Porphobilinogen deaminase; Abdominal pain