問題詳情
47.某犬長期下痢，檢驗其血中之維生素，若維生素B12（cobalamin）下降而葉酸鹽（folate）上升，則可列入考慮的疾病有那些？①exocrine pancreatic insufficiency ②small intestinalbacterial overgrowth ③distal small intestinal disease ④proximal small intestinal disease
(A) ①②
(B)①③
(C)②④
(D)②③
參考答案
答案：A
難度：困難0.2
統計：A(13),B(17),C(8),D(25),E(0)