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
A pinkish red Flurorescence of urine with wood's Lamp is seen in 
Select and explain. 
A. Lead poisoning, B. Porphyria cutanea tarda, C. Erythromelagia, D. Acrocyanosis
B: Porphyria cutanea tarda
Answer: B: Porphyria cutanea tarda 
Explanation: B i.e. Porphyria cutanea tarda