邪在少阳证(syndrome/pattern of pathogenic factors in shaoyang meridian),属少阳证类,因时邪或疫毒直犯少阳,正邪分争所致。临床以寒热如疟,或寒战、壮热,汗出则已,移时复作,口苦,咽干,胸胁苦满,心烦,恶心、呕吐,不欲饮食,舌质红,舌苔薄黄,脉弦数,或伴见头痛,目眩,胸腹切按灼热,耳聋等为特征的证候。[1]