<prompt> In thymoma , all are seen exceptHypogamma globulinemiaHyperalbuminemiaRed cell aplasiaMyaesthenia gravis  <response>: Thymoma is the most common Anterior mediastinal mass. Thymomas are seen to be associated with Myasthenia gravis Acquired hypogammaglobulinemia Pure red cell aplasia Graves ds Pernicious anemia Dennatomyositis-polymyositis Cushing syndrome Ref : Robbins big 8e p636 