The following information was provided by the licensee via phone:
On December 12, 2025, at 0959 EST, a patient received a TheraSphere Y-90 microsphere treatment to the liver. After post-treatment imaging, it was determined that the duodenum received 56 Gy to a portion of the organ, or 19 Gy averaged across the entire duodenum. The target liver site had a prescribed dose of 239.8 Gy and received 238 Gy. Catheter placement was confirmed to be correct. There was no patient intervention. A physician has reviewed the event and has determined that no unintended permanent functional damage to an organ or a physiological system has occurred. The patient has been informed.
A Medical Event may indicate potential problems in a medical facility's use of radioactive materials. It does not necessarily result in harm to the patient.
- * * RETRACTION ON 12/17/25 AT 0859 EST FROM ALAN JACKSON TO KAREN COTTON * * *
The following information was provided by the licensee via phone:
After further evaluation, it was determined that the procedure meets the definition of shunting and is, therefore, not reportable. This report is being retracted.
Notified R3DO (Orlikowski) and
NMSS Events Notification (email).