試題詳解

12. 慢性腎衰竭病人副甲狀腺機能亢進係導因於下列何種原因，請選最正確的答案： (1) Hyperphosphatemia (2) Alterations in vitamin D metabolism (3) Resistance of bone to the calcemic effect of parathyroid hormone (PTH) (4) Impaired kidney's capacity to degrade circulating PTH
(A) 1+2
(B) 1+2+3
(C) 1+2+4
(D) 2+3+4
(E) 1+2+3+4