IDIOPATHIC hyperparathyroidism is a rare disorder. To date, Drake, Albright, Bauer and Castleman (1) have reported seven cases with an autopsy in one and have cited eight others. Goadby and Stacey (2), Franco (3), Berk (4), MacBryde (5), Klatzkin (6), and Sevringhaus (7) have each reported one and Emerson, Walsh and Howard (8), two. Kowallis (9) has reported one case and found ten others in the records of the Mayo Clinic—including the three instances of cerebral calcification reported by Eaton and Haines (10). Himsworth and Maizels (11) have reported one case of congenital origin. In the following report, an additional case is presented because of the suggestive evidence of the relationship of the central nervous system to the pathogenesis of parathyroid gland dysfunction. CASE HISTORY L. J., a 41-year-old, white, Russian Jewish man, was admitted to the Neurological Service in June, 1937 with the history of repeated convulsive seizures. He had had an attack of measles in childhood, an appendecomy in 1925 ...
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