Dr. Brian Blades:
A few weeks ago we saw in this clinic a case in which there was a mass in the neck and some manifestations of pressure, which apparently had followed an injection of "thorotrast" (colloidal suspension of thorium dioxide). Our interest has been aroused in this subject, and it is somewhat amazing to find that 3 similar cases are being observed in this hospital and 1 in the George Washington Hospital and that Dr. Bradley has also observed a case, which he will describe today. We shall have the privilege of hearing Colonel Berman, of Walter Reed Hospital, who, with his associates, has collected several cases.The first case will be presented by Dr. Abrahams.
Dr. Harry Abrahams:
Mrs. C. S. is 38 years old and has had epileptiform seizures since the early part of March 1946. She was admitted to the Neurological Service in the course of