This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Dental
[{'content': 'Exclamation mark hair pattern is seen in \nSelect and explain. \nA. Alopecia areata, B. Androgenic alopecia, C. Anagen effluvium, D. Telogen effluvium', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Alopecia areata - autoimmune condition Exclamation mark - These are broken hair follicles with broad distal and thin proximal shaft It is pathognomonic of alopecia areata but not always found.', 'role': 'assistant'}]