Specimen Name Result Units Range
Plasma Sodium 140 mmol/L (135-145)
Potassium 3.3 mmol/L (3.5-5.5)
Chloride 96 mmol/L (100-109)
Bicarbonate 27 mmol/L (22-32)
Anion Gap 20 mmol/L (7-17)
Urea 2.5 mmol/L (2.7-7.2)
Creatinine 80 μmol/L (60-110)
Phosphate 1.91 mmol/L (0.80-1.45)
Magnesium 0.50 mmol/L (0.70-0.95)
Total Calcium 1.66 mmol/L (2.10-2.55)
Albumin 37 g/L (34-48)
ALP 180 U/L (30-110)

7yo child with seizures.

What is the Ca++ disorder?