<prompt> All are features of Vitamin D Its intoxication, exceptNausea and vomitingMuscular weaknessAnorexiaOliguria  <response>: There is polyuria not oliguriaHypervitaminosis 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 absorptionManifestations 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. 