Re: [申覆] 醫學二 第11題
※ 引述《jimmy9132210 (夜狼)》之銘言：
: CK-MB應該有OK
: 以下是我查到的：
: Damage to the myocardium, as will occur in acute myocardial infarction (AMI),
: will result in
: increased circulating levels of the CK-MB isoform. Typically CK-MB levels
: become elevated
: 4 to 6 hours after the onset of chest pain, peak between 12 to 24 hours and
: return to a
: baseline within 48 hours. Determination of CK-MB usually on admission and at
: 6 hours,
: 12 hours, and 24 hours later, is recommended when AMI is suspected.
: 出自以下：
: http://www.thermo.com/eThermo/CMA/PDFs/Various/File_1573.pdf
6.一名68歲男性於運動時出現胸悶現象，休息後則會明顯改善。心臟Thallium-201核醫檢
查發現有左心室前壁缺血（Ischemia）。下列何種血中指標（Marker）可用來預測他未
來發生心肌梗塞之可能性？
猨(A)Troponin I或Troponin T
獏(B)Circulating antibodies against chlamydia pneumoniae
獱(C)MB isomer of creatine kinase（CK-MB）
斅(D)C-reactive protein
答案 (D)
建議答案 (A) (C) (D)
理由
大R 8th p555
The laboratory evaluation of MI is based on measuring the blood levels of
proteins that leak out of fatally injured myocytes.These molecures include
myoglobin,cardiac troponins T and I,the MB fraction of creatine kinase(CK-MB),
lactate dehydrogenase,and many others.
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