Robot-assisted surgery for rectal cancer with tumor-associated dermatomyositis during preoperative chemotherapy: A case report and literature review

This case underscores the importance of early recognition and management of paraneoplastic syndromes such as tumor-associated DM. A multidisciplinary approach combining immunotherapy and surgical intervention for the underlying malignancy can lead to favorable outcomes. This case also highlights the significance of long-term monitoring for both cancer recurrence and autoimmune complications in such patients.