Patient with Hypercalcemia and Suppressed Parathyroid Hormone Level

Patient with Hypercalcemia and Suppressed Parathyroid Hormone Level

A 41-year-old man presented to the emergency department with a 9-month history of cough, exertional dyspnea, nocturnal diaphoresis, and weight loss of 10 kg. He had hypercalcemia with a suppressed parathyroid hormone level.

What is the diagnosis?