火毒犯齦証(syndrome/pattern of fire toxin invading the gum),中醫証候名,屬齒証類,因火熱邪毒熾盛,上攻或壅聚齒齦所致。臨床以齦肉紅腫疼痛,遇熱痛甚,甚則溢膿,口臭,舌質紅,舌苔黃,脈數,可伴見發熱,口渴等為特徵的証候。[1]