呼气流速峰值在鉴别肺源性和心源性呼吸困难中的诊断价值
HUNAN MEDICAL JOURNAL（1999）
Abstract
急性重度呼吸困难是临床常见的急诊,其病因以肺源性和心源性为多,临床上主要依据病史及体征进行鉴别[1],因客观性差且临床表现重叠性大,常难以确定病因.进行复杂的功能检查往往受限于时间紧迫或其它条件.为此本文对86例急性重度呼吸困难患者作了呼气流速峰值(PEFR)测定以探讨其在鉴别肺源性和心源性呼吸困难诊断中的价值.
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