The following information was obtained from the Commonwealth of
Pennsylvania via email:
Dose administered to patient was only 44% of the prescribed amount of Y90.
Cause: the treatment catheter became occluded and prevented further delivery of the Y-90 microspheres to the patient. It is not known what caused the occlusion. A later radiation survey of the catheter indicated a relative increased amount of radioactivity within the last 2cm from the tip. The catheter will be sent to the manufacturer for further analysis.
Effect to the Patient: None
Notifications : The referring physician was verbally notified of the medical event by the Authorized User. The referring physician verbally notified the patient.
Corrective Action: Equipment returned to manufacturer for repair or disposal.
Dose given was 5.3 mCi of Y-90. Dose intended was 12.1 mCi.
PA Reference Number: PA080033
A Medical Event may indicate potential problems in a medical facilities use of radioactive materials. It does not necessarily result in harm to the patient.