Recurrent Medulloblastoma

The reemergence of marginal zone B-cell lymphoma after a period of remission.

The reemergence of a mantle cell lymphoma after a period of remission.

Reemergence of malignant thymoma after a period of remission.

Malignant testicular germ cell tumor reemerging after a period of remission.

A malignant tumor of neural sheath origin-lesions reappearing after an intermission or remission.

The reemergence of a lip or oral cavity malignant neoplasm after a period of remission.