我科近两年收治4例恶性肿瘤经胸腹手术后4—10个月之内皮肤切口处出现种植性转移。例1，男性，44岁，因食管中下段鳞癌术后6个月，右胸壁包块2月入院。6月前行食管中下段鳞癌根治术，术后手术切口愈合良好。二月前无意中发现右胸壁手术切口上有一包块，无疼痛，发热等，包块逐 In our department, 4 cases of malignant tumors have undergone implant metastasis at the skin incision within 4 to 10 months after thoracic-abdominal surgery in the past two years. Example 1, male, 44 years old, due to squamous cell carcinoma of the lower esophagus 6 months after surgery, right chest wall mass was admitted to hospital in February. Radical esophageal squamous cell carcinoma was performed before June, and the surgical incision healed well after surgery. Inadvertently discovered that there was a mass on the surgical incision of the right chest wall before February, no pain, fever, etc.