3.21歲男性因第二性徵發育不良來診，身體檢查除了無腋毛、陰毛，左、右睪丸約 5 ml、陰莖短小、並無其他特別之處，抽血檢查 FSH 2 mIU/ml、 LH 1.5 mIU/ml 、testosterone 0.31 ng/ml ，Na 140 mM、K 4.2 mM 、 AC glucose 86 mg/dl 、 free T4 1.14 ng/dl、cortisol ( 8 AM ) 16.3 μg/dl ，請問下列檢查何者為宜 ? (1)MRI of sella 、para-and supra sella area (2)Luteinizing hormone-releasing hormone (LHRH) test (3)Thyrotropin-releasing hormone (TRH) test (4)Insulin hypoglycemic test (5)嗅覺檢查 (6)染色体檢查
(A)(1)+(2)+(4)
(B)(3)+(4)+(6)
(C)(5)+(6)+(1)
(D)(1)+(2)+(5)
(E)(2)+(3)+(4)