The study aims to evaluate the prevalence of postoperative chronic pain, defined as the persistence of abdominal pain for more than 3 months after laparoscopic sleeve gastrectomy.

The main goal of this study is to determine the incidence of chronic abdominal pain among patients who have undergone laparoscopic sleeve gastrectomy. Patients who underwent this type of surgery at the Department of General Surgery and Transplantology of the Medical University of Warsaw between January 2020 and August 2024 will be qualified for the study. The participants will be asked to complete an online questionnaire, including a pain scale and PainDETECT Questionnaire.

Inclusion Criteria:

• Patients who underwent laparoscopic sleeve gastrectomy 3 months to 5 years earlier

Exclusion Criteria:

• Lack of patient consent to participate in the survey
• No possibility to contact the patient
• Revisional procedures

Patients who underwent surgery at the Department of General Surgery and Transplantology of the Medical University of Warsaw between January 2020 and December 2024