The Turcot syndrome. Report of an additional case and review of the literature.

Another unusual autopsy case of the Turcot syndrome is reported in a 23-year-old woman with polyposis coli, who developed primary carcinoma of the jejunum and glioblastoma multiforme of the left frontal lobe. Previously documented cases are reviewed. Discussion focuses on the occurrence of other extracolonic abnormalities observed with the Turcot syndrome.