Disease is for a long time wet and hot, stagnant blood livelihood, close mutual with wind-poison, cause lung,spleen, liver and kidney to be harmed, the disease is lingering and difficult to recover.

• 病久湿热、瘀血内生,与风毒互结,导致肺脾肝肾俱损,本病缠绵难愈。为本虚标实、虚实夹杂之证。