疫疹·余邪未净证(pestilence with petechiae with syndrome of lingering remnant pathogen)是指余邪未净,以癍疹渐退,低热,头目不清,疲倦乏力,脘痞纳呆,小便短少,舌苔未净,脉细微数等为常见症的疫疹证候。