This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S., Subject name: Medicine
[{'content': '"Chipmunk face" is characteristically seen in \nSelect and explain. \nA. Beta thalassemia major, B. Fetal alcohol syndrome, C. Cushing\'s syndrome, D. Acromegaly', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (A) Beta thalassemia major # Chipmunk Face: A descriptor for expanded globular maxillae, with BM hyperexpansion into facial bones, combined with prominent epicanthal folds, characteristic of severe beta-thalassemia. Chipmunk face may also refer to soft tissue swelling-- e.g., diffuse parotid gland swelling--accompanied by xerostomia and reddened eyes, seen in Sjogren syndrome> Hippocratic face (also known as "Hippocratic facies"; eyes are sunken, temples collapsed, nose is pinched with crusts on the lips and the forehead is clammy)', 'role': 'assistant'}]