symptoms of a thymoma
People with thymoma may experience the following symptoms or signs. Sometimes, people with thymoma do not show any of these symptoms. Or, these symptoms may be caused by a medical condition that is not cancer. Persistent cough. Shortness of breath. Pain or pressure in the chest. Muscle weakness. Drooping eyelids. Double vision. Arm or facial swelling. Difficulty swallowing. Anemia (low red blood cell count).