دراسة عوز الفيتامين دال لدى مرضى نقص الكلس عند الوليد و صغار الرضع

الملخص EN

ackground: Vitamin D (VitD) deficiency is a problem in undeveloped countries.

It may cause Hypocalcaemia and seizures in the newborn and infant.

This study aims to study the VitD deficiency in newborn and infant demonstrating Hypocalcaemia and to define the relation with the mother's hypovitaminosis.

Methods: Two-year cross-sectional prospective study was performed.

It includes all newborn and infant less than 120 days old demonstrating Hypocalcaemia and their mothers.

VitD was measured and a statistical study was utilized using SPSS 14.

Results: 76 cases: 25 cases aged 1-7 days, 16 cases 8-30 days and 35 cases 30-120 days, with 83% breastfed exclusively, Ca:6.2mg/dl, P:5.89mg/dl, Mg:1.76mg/dl, ALP:1250U/L, 25VitD:8.2ng/dl, PTH:153.7U/L>, Ca, ALP, PTH Levels were lesser and P was higher in the newborn than infant (P-value<0.05).

The mothes, mean age was 26.3 year, 88% was veiled, 17% had sufficient sun exposition, 13% got VitD supplementation, 64% considered as insufficient VitD dietary resources.

Ca: 9.4mg/dl, P:4 mg/dl, ALP:387 U/L, Mg:2 mg/dl, 25VitD:8.1ng/dl, PTH:144 U/L.

Conclusion: VitD deficiency musty be suspect in all cases of newborn Hypocalcemia, and all pregnant and nursing mother must have an appropriate VitD supplementation.