24.Digitalis中毒時,下列敘述何者錯誤?
(A)心肌細胞內鉀含量減少
(B)有心室心律不整的症狀發生
(C)房室節(AV node)傳導減慢
(D)給予thiazide利尿劑可減少毒性
答案:登入後查看
統計: A(214), B(53), C(209), D(1142), E(0) #853387
統計: A(214), B(53), C(209), D(1142), E(0) #853387
詳解 (共 4 筆)
#3448648
Thiazide為保鈣排鈉鉀利尿劑
8
1
#5866183
Thiazide diuretic-induced hypokalemia increases myocardial sensitivity for digoxin. Subsequently, an increased myocardial uptake of digoxin results in digoxin intoxication
不負責任翻譯: Thiazide利尿劑會導致低血鉀,增加心肌細胞對於digoxin的敏感性,加重digoxin中毒
*digoxin本身抑制鈉鉀pump會導致高血鉀
ref: https://onlinelibrary.wiley.com/doi/10.1111/j.0954-6820.1981.tb02641.x
1
0