定四季六脏平脉

春肝脉欲弦而长.心脉欲弦而洪浮.脾脉欲弦而缓.肺脉欲弦而微浮.肾脉欲弦而沉濡.命门脉欲弦而滑. 夏心脉欲洪大而散.脾脉欲洪而迟缓.肺脉欲洪而浮涩.肾脉欲洪而沉滑.命门脉与肾同.肝脉欲洪而弦长. 秋肺脉欲浮而短涩.肾脉欲微而伏.命门脉欲微而滑.肝脉欲浮而弦细.心脉欲浮而洪.脾脉欲浮而微缓. 冬肾脉欲沉而滑.命门脉与肾同.肝脉欲沉而弦.心脉欲沉而洪.脾脉欲沉而缓.肺脉欲沉而涩.