RT Journal Article T1 Resolution of diabetes mellitus and metabolic syndrome in normal weight 24-29 BMI patients with one anastomosis gastric bypass. T2 Resolución de la diabetes mellitus y del síndrome metabólico A1 García-Caballero, Manuel A1 Valle, María A1 Martínez-Moreno, José Manuel A1 Miralles Linares, Francisco A1 Toval-Mata, José Antonio A1 Mata Martín, Jose María A1 Osorio Fernández, Diego A1 Mínguez-Mañanes, Alfredo K1 Síndrome metabólico K1 Resistencia a la insulina K1 Diabetes K1 Cirugía AB Thirteen diabetic patients operated by One Anastomosis Gastric Bypass (BAGUA), were evaluated in the preoperative period and 1,3 and 6 months after surgery. Body weight and composition, Fasting Plasma Glucose, HbA1c levels, blood pressure and serum lipids levels were analyzed, as well as the monitoring of the immediate postoperative treatment necessities for Diabetes and other metabolic syndrome comorbidities.After the surgery the 77% of the patients resolves its T2DM, 46% from surgery, and rest noted an significant improvement of the disease in spite of having a C peptide level near to zero some of the patients. The comorbidities, mainly hypertension and lipid abnormalities experience improvement early. All patients reduce their weight and the amount of fat mass until values consistent with their age and height. Conclusions: The One Anastomosis Gastric Bypass leads to resolution or improvement of T2DM in non obese normal weight patients. The best results are obtained in patients with few years of diabetes, without or short term use of insulin treatment and high C-peptide levels. PB Ediciones Arán SN 16995198 YR 2012 FD 2012 LK https://hdl.handle.net/10630/35781 UL https://hdl.handle.net/10630/35781 LA eng NO Nutrición Hospitalaria. Volume 27, Issue 2, Pages 623 – 631. Año 2012 NO OA Publishing: This option includes Open Access publishingEmbargo: No embargoLicence: CC BY-NC-SA 4.0Locations: Non-Commercial Website, Journal WebsiteConditions: Published source must be acknowledged with citation DS RIUMA. Repositorio Institucional de la Universidad de Málaga RD 21 ene 2026