To summarize the nursing experience of an elderly diabetic patient with necrotizing fasciitis of the upper limb caused by cat scratch.The main nursing points include enhanced preoperative visits,devel-opment of intraoperative care programs,formation of multidisciplinary teams,establishing goal-directed intraoperative cycle management,implementation of a bundle of evidence-based intraoperative thermal insulation strategies,prevention of intraoperative infection,and prevention of intraoperative pressure inju-ry.After full preparation and refined intraoperative nursing care,the patient underwent a smooth surger-y.The flap in the implantation area of the affected limb survived well and the patient was discharged on the 13th day.