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射血分數(英語:ejection fraction,縮寫EF)是一個心臟生理學術語,指每博輸出量英語Stroke volume心室舒張末期容積英語End-diastolic volume的百分比,可分為左心室射血分數(left ventricular ejection fraction,LVEF)和右心室射血分數(right ventricular ejection fraction,RVEF[1]

正常值

更多資訊 右心室, 左心室 ...
心室容積
右心室 左心室
舒張末期容積英語End-diastolic volume 144 mL (± 23 mL)[2] 142 mL (± 21 mL)[3]
舒張末期容積 / 體表面積 (mL/m2) 78 mL/m2 (± 11 mL/m2)[2] 78 mL/m2 (± 8.8 mL/m2)[3]
收縮末期容積英語End-systolic volume 50 mL (± 14 mL)[2] 47 mL (± 10 mL)[3]
收縮末期容積 / 體表面積 (mL/m2) 27 mL/m2 (± 7 mL/m2)[2] 26 mL/m2 (± 5.1 mL/m2)[3]
每搏輸出量 94 mL (± 15 mL)[2] 95 mL (± 14 mL)[3]
每搏輸出量 / 體表面積 (mL/m2) 51 mL/m2 (± 7 mL/m2)[2] 52 mL/m2 (± 6.2 mL/m2)[3]
射血分數 66% (± 6%)[2] 67% (± 4.6%)[3]
心率 60–100 bpm[4] 60–100 bmp[4]
心輸出量 4.0–8.0 公升[5] 4.0–8.0 公升[5]
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