This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Skin
[{'content': 'Acrodermatitis enteropathica is associated with deficiency of? \nSelect and explain. \nA. Zinc, B. Molybdenum, C. Vitamin B12, D. Free fatty acids', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans is 'a' i.e. Zinc * Acrodermatitis enteropathica (AE) is an autosomal recessive inborn error of zinc metabolism that is associated with mutations in a gene encoding the zinc transporter protein, leading to decreased zinc uptake.* It is associated with periorificial and acral dermatitis, diarrhea, behavioral changes, and neurologic disturbances. In older children, zinc deficiency is characterized by failure to thrive, anorexia, alopecia, nail dystrophy, and repeated infections.* Skin involvement may present withi) Blistering & erosionsii) Dry skiniii) Glossitisiv) Pustules", 'role': 'assistant'}]