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Thorotrast granuloma: an unexpected diagnosis.
  1. S V Polacarz,
  2. R W Laing,
  3. R Loomes
  1. Department of Pathology, Medical School, Sheffield.


    An example of a Thorotrast granuloma (thorotrastoma) occurred in the neck of a patient 44 years after a carotid angiogram in which Thorotrast was used as radiological contrast medium. The lesion had produced a "cold" abscess and the patient was undergoing treatment for retropharyngeal tuberculosis. Thorotrast leakage can produce unusual clinical symptoms and signs which are frequently misdiagnosed.

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