The bone profile of patients with 25(OH) D deficiencies is shown in Table-I, while Table-II shows the correlation between the levels of 25(OH) D and bone profile (calcium, magnesium, phosphate, alkaline phosthatase and PTH) with the presence or absence of neurological presentations in the subjects. This evidence concerns the gene PTH and hyperinsulinemic hypoglycemia, familial, 4.