Medicine General 366e91f3 Which of the following is not associated with Thymomas: A Red cell aplasia B Myasthenia gravis C Hypergammaglobulinemia D Compression of the superior mediastinum High-Yield Explanation Answer is C (Hypergammoglobulinemia): Thymoma is associated with Hypogammaglobulinemia and not with hypergammaglobulinemia.