This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'In thymoma , all are seen except \nSelect and explain. \nA. Hypogamma globulinemia, B. Hyperalbuminemia, C. Red cell aplasia, D. Myaesthenia gravis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Thymoma is the most common Anterior mediastinal mass. Thymomas are seen to be associated with Myasthenia gravis Acquired hypogammaglobulinemia Pure red cell aplasia Grave's ds Pernicious anemia Dennatomyositis-polymyositis Cushing syndrome Ref : Robbins (big) 8/e p636", 'role': 'assistant'}]