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Hypocalcemia resulting from calcium accretion by a chondrosarcoma
Author(s) -
Relkin Richard
Publication year - 1974
Publication title -
cancer
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.052
H-Index - 304
eISSN - 1097-0142
pISSN - 0008-543X
DOI - 10.1002/1097-0142(197411)34:5<1834::aid-cncr2820340536>3.0.co;2-q
Subject(s) - hyperphosphatemia , medicine , hypoparathyroidism , hypomagnesemia , hypophosphatemia , endocrinology , calcium , calcitonin , etiology , hypoproteinemia , osteomalacia , vitamin d and neurology , gastroenterology , materials science , magnesium , metallurgy
A large chondrosarcoma, hypocalcemia, and hyperphosphatemia were found incidentally in a 44‐year‐old woman. Investigation of the etiology of the hypocalcemia excluded such factors as a dietary deficiency of calcium and/or vitamin D, acute pancreatitis, malabsorption, renal failure, hypoproteinemia, hypomagnesemia, idiopathic hypoparathyroidism, pseudohypoparathyroidism, and a calcitonin‐producing tumor. The most likely cause of hypocalcemia appears to be calcium accretion by the tumor. In addition, evidence is presented to support an hypothesis that hyperphosphatemia resulted from temporary secondary hypoparathyroidism.