Thymic epithelial tumors are a rare group of malignancies originating in the thymus gland, that includes thymoma and thymic carcinoma.

This vein carries blood to the heart. Thymus gland cancer can press on it and cause superior vena cava syndrome. Symptoms can include: Your doctor might take a tissue sample (biopsy) of the cancer.

Mike Mahoney was diagnosed with Thymoma in 2019, a cancer that affects ... "If you tell them 15, they don't like that," he said. Then, a biopsy was ordered. A day later — on his birthday ...