Meyer M W, Powell H C, Wagner M, Niwayama G
Hum Pathol. 1978 May;9(3):366-70. doi: 10.1016/s0046-8177(78)80097-5.
Adhesive arachnoiditis, a meningioma and a schwannoma were found at autopsy in a 56 year old man who had undergone Thorotrast myelography 33 years previously. Thorotrast was demonstrated in tissue sections by transmission and scanning electron microscopy, radioautography, and x-ray spectrometry.