In-111 DTPA ommaya cisternography with delayed radiotracer activity demonstrated in the peritoneal cavity.

Abstract:We report a case of a 61-year-old woman with stage IV non-small cell lung cancer and leptomeningeal carcinomatosis. The patient elected to have intrathecal chemotherapeutic treatment, and underwent surgical placement of an Ommaya reservoir. Before the administration of chemotherapy, In-111