A 29-year-old man is evaluated for a diagnosis of hypercalcemia. 5 days ago, he was treated of a kidney stone in the Emergency Department. Physical examination is unremarkable (see lab results).
Blood pressure 140/79 mmHg
Heart rate 85 /min
Respiratory rate 13 /min
BMI 30 kg/m2
Test Result Normal Values
Sodium 139 134-146 mmol/L
Potassium 4.0 3.5-5.1 mmol/L
Chloride 99 97-108 mmol/L
Bicarbonate 23 21-28 mmol/L
Calcium 2.95 2.15-2.62 mmol/L
Phosphate, inorganic 0.76 0.82-1.51 mmol/L
Parathyroid hormone (intact PTH levels) 200 1.1-5.3 pmol/L
Blood urea nitrogen 9.5 2.8 to 8.9 mmol/L
Creatinine 125 44-115 µmol/L
August 25, 2024 1.5K 5
