The following was received via fax from the Commonwealth of Pennsylvania:
Notifications: Licensee reported this event to the Department's [Pennsylvania Department of Environmental Protection] Southeast Regional Office on January 23, 2014. This is an immediate reporting event under 35.3045(a)(1)(i).
Event Description: On January 22, 2014, the licensee experienced a medical event in which 76% of a yttrium-90 (Y -90) TheraSphere liver cancer therapy dose was delivered to the patient. Both the patient and referring physician were notified of the under dose.
Cause of the Event: Occlusion. The remaining activity appeared to have precipitated out and remained in the catheter.
Actions: Awaiting the required 15 day written report from the licensee. The Department will provide updated information as received.
Media attention: None at this time.
Event number: PA140005
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.