Myasthenia gravis is a well-known autoimmune disorder. Very few cases in literature showed association of myasthenia gravis, thymoma, and oral candidiasis. Here, we present a case of myasthenia gravis with thymoma, significant weight loss, extensive oral and esophageal candidiasis mimicking an immunodeficiency state which often creates a therapeutic dilemma in instituting immunosuppression.
