Question

A 64-year-old man with chronic kidney disease stage 4 (eGFR 22 mL/min/1.73 m²) presents with bone pain and fractures from minimal trauma. Laboratory tests show low calcium, high phosphate, and elevated PTH. What is the most likely diagnosis?

Accepted Answer

Secondary hyperparathyroidism due to chronic kidney disease

Answer

Primary hyperparathyroidism

Answer

Osteoporosis unrelated to kidney disease

Answer

Paget disease of bone

Answer

Multiple myeloma

Practice question

A 64-year-old man with chronic kidney disease stage 4 (eGFR 22 mL/min/1.73 m²) presents with bone pain and fractures from minimal trauma. Laboratory tests show low calcium, high phosphate, and elevated PTH. What is the most likely diagnosis?