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WHO将腺鳞癌(adenosquamous carcinoma)定义为“具有腺癌和鳞癌双重组织学特征的恶性肿瘤,两种成份极为相似但可区别”。它可发生在身体的许多部位如胃肠道、呼吸道、皮肤等。头颈部多见于咽、副鼻窦,发生于口腔者罕见,本文作者即报告1例。 患者为61岁女性,主诉上颌右切牙和尖牙区(无牙区)一增长迅速的肿块伴疼痛。口腔检查见肿物波及右侧上唇、颊部、鼻底,主要位于牙槽嵴但延伸至唇沟,约4×3×2cm大小,质硬,呈紫色,易出血,未查出淋
WHO defines adenosquamous carcinoma as “a malignant tumor with dual histological features of both adenocarcinoma and squamous cell carcinoma, both of which are very similar but distinguishable.” It can occur in many parts of the body such as the gastrointestinal tract, respiratory tract, skin and so on. Head and neck more common in the pharynx, paranasal sinuses, occurred in the mouth were rare, the authors of this report 1 case. The patient, a 61-year-old woman, complained of a rapidly growing mass with pain in the maxillary right canine and canine area (no tooth area). Oral examination, see the tumor spread to the right upper lip, cheek, nasal floor, mainly in the alveolar ridges but extends to the lip groove, about 4 × 3 × 2cm size, hard, purple, bleeding, did not detect the shower