短于等周期代偿的窦性早搏一例江苏省泰兴市人民医院闾文德，周希敏，杨余录窦性早搏由于异位兴奋灶在窦房结内，其早搏代偿间期通常为等周期代偿，即早搏至下一窦性心搏的Ｐ＇Ｐ间期恰好等于极恒定的窦性周期。而短于等周期代偿的窦性早搏尚未见报告，我们最近遇到１例，... One example of sinus premature beats with short cycle or more compensatory period Taixing People’s Hospital of Jiangsu Province Lu Wende, Zhou Ximin, Yang Yu-di Due to ectopic excitability lesions in the sinus node, the premature stroke compensation interval is usually equal-period compensation , That is, the P’P interval from premature beat to the next sinus beat is exactly equal to the extremely constant sinus cycle. And shorter than the cycle compensatory sinus premature beats have not been reported, we recently encountered a case, ...