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新型脱细胞尸体真皮(DCELL)在头颈部非黑素瘤皮肤癌的一期切除和重建中的应用。

Use of Novel Decellularized Cadaveric Dermis (DCELL) in Single-Stage Resection and Reconstruction of Nonmelanomatous Skin Cancer of the Head and Neck.

机构信息

Department of Otolaryngology, Lewisham and Greenwich NHS Trust, London, United Kingdom.

Deparmnet of ENT and Facial Plastic and Reconstructive Surgery, Lewisham and Greenwich NHS Trust, London, United Kingdom.

出版信息

Facial Plast Surg. 2021 Oct;37(5):599-605. doi: 10.1055/s-0041-1725163. Epub 2021 Mar 1.

Abstract

Reconstructive options in nonmelanomatous skin tumors of the head and neck region are limited in the frail, elderly patient group, where split skin thickness or full thickness grafts may not be a viable option. This study examines the use decellularized cadaveric dermis (DCELL), an acellular dermis product produced in the United Kingdom for the reconstruction of these skin defects. This was a single-center, prospective study of patients undergoing single stage wide local excision of nonmelanomatous skin cancer and reconstruction with decellularized dermis. Our inclusion criteria included any patient that required a curative excision but had risk factors where conventional local flap or free tissue transfer could have a potential adverse outcome. Thirty-seven wounds were treated with DCELL in 31 patients. Mean age was 81.6 years (range 61-94 years) and at the time of operation, 25 patients (80.7%) were ASA 3 or above. The scalp was the most common anatomical area operated on ( = 28, 75.7%). The overall proportion of wounds with complete closure was 89.2% (33 out of 37 wounds), with a failure rate of 10.8% (four complete graft failures). Device-related complications included one episode of crusting over the graft which resolved with topical antibiotics, and a hypertrophic scar over the wound edges. Cosmesis was satisfactory in all cases. DCELL demonstrated a very good take rate with equally satisfactory cosmetic outcomes in patients where standard reconstructive approaches may have adverse outcomes. Further research is needed to better define its role in the management of these skin cancers.

摘要

头颈部非黑素瘤皮肤肿瘤的重建选择在体弱、老年患者群体中受到限制,在这些患者中,皮片或全厚皮片移植可能不是可行的选择。本研究检查了脱细胞异体真皮(DCELL)的应用,这是一种在英国生产的无细胞真皮产品,用于重建这些皮肤缺损。这是一项单中心、前瞻性研究,纳入了接受单一阶段广泛局部切除非黑素瘤皮肤癌并接受脱细胞真皮重建的患者。我们的纳入标准包括任何需要根治性切除但存在传统局部皮瓣或游离组织转移可能导致不良后果的风险因素的患者。31 名患者的 37 个伤口采用 DCELL 治疗。平均年龄为 81.6 岁(范围 61-94 岁),手术时 25 名患者(80.7%)为 ASA 3 或以上。头皮是最常见的手术解剖区域( = 28,75.7%)。完全闭合的伤口比例总体为 89.2%(33 例伤口中的 33 例),失败率为 10.8%(4 例完全移植失败)。与器械相关的并发症包括一例移植部位结痂,经局部抗生素治疗后消退,以及一例伤口边缘出现肥厚性瘢痕。所有病例的美容效果均令人满意。DCELL 在标准重建方法可能产生不良后果的患者中具有非常高的成活率和同样令人满意的美容效果。需要进一步的研究来更好地确定其在这些皮肤癌管理中的作用。

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