80.承上題,若糞便檢查中α1-蛋白酶抑制劑為陽性,則本病例之臨床診斷可能為何?
(A)胰臟外泌不足
(B)腸道寄生蟲感染
(C)小腸細菌過度增生性疾病
(D)蛋白質流失腸病
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統計: A(396), B(55), C(153), D(1171), E(0) #2406640
統計: A(396), B(55), C(153), D(1171), E(0) #2406640
詳解 (共 4 筆)
#4894340
61.藉由檢測糞便中何種物質可診斷患畜是否罹有蛋白質流失性腸病?
(A)α1-proteinase inhibitor(α1-PI) (B)α-globulin
(C)trypsin
(D)incretin
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#6164607
Alpha1-proteinase inhibitor is a protein present in plasma, interstitial fluid, and lymph. It is not usually found at a high concentration in the lumen of the gastrointestinal tract unless there is transmucosal loss of plasma, lymph, or intercellular fluid as a result of gastrointestinal disease. Alpha1-PI is resistant to proteolytic degradation and its molecular weight is similar to albumin; therefore, alpha1-PI can be used as a marker for protein loss into the intestine.
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