部分腮腺切除或腮腺外伤后常遗留腮腺瘘。由于唾液内自溶性物质可影响伤口愈合并增加感染机会,目前用于治疗腮腺瘘的相关方法效果均不甚理想。作者报道2例应用肉毒杆菌A型毒素治疗慢性腮腺瘘的临床效果。 病例1 165岁,腮腺左下极无痛性肿块21年,活检确诊为皮样囊肿。施术切除囊肿和腮腺下极,术中以电凝止血并烧灼腮腺实质,保护面神经免受损伤,术毕伤口放置引流并加压包扎。术后数天耳下区手术切口处见分泌物外溢,经生化检查 Part of the parotid gland or parotid gland left after the trauma often parotid fistula. Due to the salivary self-soluble substances can affect wound healing and increase the chance of infection, the current method for the treatment of parotid fistula effect is less than ideal. The authors report two cases of clinical application of botulinum type A toxins in the treatment of chronic parotid fistula. Case 1 165 years old, parotid painless left lower pole 21 years, biopsy diagnosed as dermoid cysts. Surgical removal of the cyst and the parotid gland pole, intraoperative coagulation and cautery parotid gland parenchyma to protect the facial nerve from injury, surgical drainage drainage placed and pressure dressing. A few days after operation, see ear discharge secretions spill, the biochemical tests