This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
[{'content': 'Skin is not involved in ? \nSelect and explain. \nA. Erythropoietic porphyria, B. Porphyria cutanea torda, C. Acute intermittent porphyria, D. Hereditary coproporphyria', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Acute intermittent porphyria Type of Porphyria Neuropsychiatric symptoms Skin symptoms/Phototoxicity Hepatic porphyrias Acute intermittent porphyri a 5-ALA dehydratase deficiency Hereditary coproporphyria Variegate porphyria Porphyria cutanea tarda + + + + _ _ _ + + + Erythropoietic porphyrias Erythropoietic protoporphyria Congenital erythropoietic porphyria X-linked sideroblastic anemia _ _ _ + + _", 'role': 'assistant'}]