Question:

A child with this deformity. He has recurrent tooth abscesses. Calcium normal, Phosphorus low, PTH normal, ALP high. Diagnosis is?

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Nutritional rickets presents with normal calcium levels, low phosphorus, and elevated alkaline phosphatase, often due to vitamin D deficiency.
Updated On: Mar 24, 2025
  • Nutritional rickets
  • VDDR1 (Vitamin D Dependent Rickets Type 1)
  • VDDR2 (Vitamin D Dependent Rickets Type 2)
  • Hypophosphatemic rickets
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The Correct Option is A

Solution and Explanation

The child’s symptoms, with recurrent tooth abscesses, normal calcium, low phosphorus, normal PTH, and high ALP, are suggestive of nutritional rickets. This condition arises from vitamin D deficiency or inadequate calcium intake, which leads to defective mineralization of bone.
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