患者男,64岁。躯干、四肢鳞屑性红斑8~+年,咳嗽、胸痛10+月。组织病理示左肺鳞癌Ⅰ级,分期为Ⅳ期(T4N3M1)。皮损组织病理示:角化过度伴角化不全,真皮乳突血管肿胀,伴有淋巴细胞、中性粒细胞浸润。患者一般情况欠佳,拒绝行放化疗,针对肺癌予树突状细胞-细胞因子诱导的杀伤细胞(dendritic cell-cytokine induced killers,DC-CIK)生物治疗后病情缓解,且银屑病症状明显缓解。 Patient male, 64 years old. Trunk, scaly erythema extremities 8 ~ + years, cough, chest pain 10 + month. Histopathology showed squamous carcinoma of the left lung Ⅰ grade, stage Ⅳ (T4N3M1). Pathological lesions showed: hyperkeratosis with parakeratosis, dermal papillary vessel swelling, accompanied by lymphocytes, neutrophil infiltration. The patients were generally in poor condition and refused chemotherapy. The disease was relieved after dendritic cell-cytokine induced killer (DC-CIK) biotherapy for lung cancer, and the symptoms of psoriasis were relieved .