9. 22歲男性大學生近半年來覺得口渴、多尿,1天喝冷飲約5公升,體重增加近10 Kg,來診身體檢查無特別發現,BP 126/82 mmHg、PR 80/min regular,抽血檢查 Na 140 mM/L、K 3.5 mM/L、Urinalysis protein ( - ),sugar ( - ),您覺得下列檢查何者為診斷所必要︰ (1)Water deprivation test (2)dDAVP test (3)plasma Osm. (4)HbA1C (5)MRI of sella
(A) (1)+(2)+(3)
(B) (2)+(3)+(4)
(C) (3)+(4)+(5)
(D) (1)+(4)+(5)
(E) (1)+(2)+(5)