we describe a patient with hypercalcemia associated with the injection of high doses vitamin d as supplement for a period of six months. a 76-year-old woman had been taking an intramuscular injection of vitamin d 300,000 iu every ten days for six months. she was hospitalized with symptoms of hypercalcemia: chronic constipation, unstable gait, a chronic generalized musculoskeletal pain and incre...

The feeding of escessive amounts of vitamin D to animals causes pathological changes in the skeleton and calcification of soft tissues (l-4). Hypervitaminosis A causes bone fragility. Spontaneous fractures occur in growing rats, whereas in the adult rat only rarefaction develops (5-8). Although excesses of each vitamin cause specific pathological changes, the concomitant feeding of toxic amount...