【名词&注释】
临床表现(clinical manifestation)、辨证论治(syndrome differentiation and treatment)、清热解毒(heat-clearing and detoxifying)、疏肝解郁(relieving liver qi stagnation)、性疾病(diseases)
[单选题]患者,男,27岁。左眉上出现一坚硬肿块,约1×1cm,中有一粟粒样脓头,坚硬根深,如钉丁之状,疼痛剧烈,左上眼睑肿胀明显,不能睁眼,伴发热头痛,其诊断是
A. 痈
B. 发
C. 疖
D. 疔疮
E. 有头疽