虚喘·脾肺气虚证(deficient dyspnea with syndrome of qi deficiency of both spleen and lung)是指喘病日久,脾肺两虚,以喘促短气,乏力,咳痰稀薄,自汗畏风,面色苍白,食少,食后腹胀不舒,便溏或食后即便,或大便不尽感,肌肉瘦削,舌淡,苔薄腻,脉细弱等为常见症的虚喘证候。