仇景莫子儀病傷寒七八日．脈微而沉．身黃發(fā)狂．小腹脹滿．臍下如冰．小便反利．醫(yī)見發(fā)狂．以為熱毒蓄伏心經(jīng)．以鐵粉牛黃等藥．欲止其狂躁．予診之曰非其治也．此瘀血證爾．仲景云陽病身黃．脈沉結(jié)．小腹硬．小便不利．為無血．小便自利．其人如狂者．血證也．可用抵當(dāng)湯．再投．而下血幾數(shù)升．狂止．得汗而解．經(jīng)云血在下則狂．在上則忘．太陽膀胱經(jīng)也．隨經(jīng)而蓄于膀胱．故臍下脹．自闌門會滲入大腸．若大便黑者．此其驗也．