Table 2.

Biochemical investigations of the proband

Investigations	Value	Reference range
Haemoglobin	7.5 g/dL	11–14 g/dL
White blood cells	3.1 × 103/ul	5–15 × 103ul
Red blood cells	3.20 × 103/ul	4–5.10 × 103/ul
Platelets	128 × 103/ul	200–490 × 103/ul
Serum ferritin	47.7 ng/ml	13–400 ng/ml
Serum parathyroid hormone	23.8 pg/ml	18.4–80.1 pg/ml
Vitamin B12	725 pgm/ml	197–771 pgm/ml
Calcium	9.45 mg%	8.3–10.4 mg%
25-OH Vitamin D	17.01 ng/mL	20–32 ng/mL
Alkaline phosphatase	160 U/L	40–125 U/L
Creatinine	0.33 mg%	0.5–1.4 mg%