Hypercalcemia—Suggestions Advanced as to Cause

Idiopathic Hypercalcemia — Suggestions Advanced As to Cause Theory Reference 

Excessive intake of vitamin D Toxic effect of vitamin D, as opposed to vitamin D3 

Disorder of cholesterol metabolism resulting in production of vitamin D-like substance The result of infection 

Excessive calcium intake in diet Deficiency of essential (unsaturated) fatty acids in diet Toxic effect of alkali medication Toxic effect of sulphadimidine sulfamethazine 

Fyfe (F10), too, in showing that the fasting plasma vitamin A levels and the levels 4 hours after a standard dose of vitamin A are significantly higher in idiopathic hypercalcemia than in the normal, has adduced this 

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