52-year-old woman Pushpa comes to AIIMS OPD with complaints of fatigue, flank pain, Headache, , haematuria, and abdominal pain. Her sestamibi scan that demonstrates persistent uptake in the right superior parathyroid gland at 2 hours. Which of the following laboratory values is most suggestive of her diagnosis?
Serum acid phosphatase above 120 IU/L Serum alkaline phosphatase above 120 IU/L Urinary calcium below 100 mg/day Serum calcium above 11 mg/dL