THE EXACT incidence of metastasis of extracranial neoplasms to the pineal body is unknown because of the limited number of reported cases; it is considered, however, by Russell and Rubinstein1 to be rare. Including their own, 20 cases have been collected from the literature by Ortega et al2 and the same number was quoted by Henschen.3 Hansen4 and more recently Joyner,5 reported two additional cases. In this communication a short report of two cases is made in which isolated intracerebral secondary deposits of carcinoma were confined to the pineal body.
Report of Cases
Case 1.—A 58-year-old laborer developed difficulty in breathing four months prior to admission to University Hospital in Saskatoon. Three months later he started to cough up sputum with blood. He was admitted to a local hospital where pitting edema of both ankles was noted. A chest x-ray film was made and