All are features of Vitamin D Its intoxication, except –

There is polyuria (not oliguria) Hypervitaminosis   The sign and symptoms of vitamin D intoxications are secondry to hypercalcemia which is caused by - Excessive bone resorption (major cause) Vit D causes bone resorption. Increased calcium absorption Manifestations are - GIT         --> Nausea, vomiting, anorexia, poor feeding, constipation, abdominal pain and pancreatitis. CVS        --> Hypertension, arrhythmias and decreased QT interval. CNS        ---> Lethargy, hypotonia, confusion, psychosis, disorientation, depression, hallucinations & coma. Kidney --> Polyuria, hypernatremia, dehydration, nephrolithiasis and nephrocalcinosis. Metastatic calcification.