Obesity Medicine

Bariatric Surgery

Bariatric surgery is a highly effective treatment for severe obesity, especially for individuals who have not achieved sustainable weight loss through lifestyle interventions or pharmacotherapy. This surgical approach encompasses procedures such as gastric bypass, sleeve gastrectomy, adjustable gastric banding, and biliopancreatic diversion with duodenal switch. These interventions alter the digestive system to reduce caloric intake, nutrient absorption, or both, promoting significant and sustained weight loss. Beyond weight reduction, bariatric surgery has been shown to improve or resolve obesity-related comorbidities, including type 2 diabetes, hypertension, dyslipidemia, obstructive sleep apnea, and cardiovascular diseases. Patient selection is critical and involves a multidisciplinary team, including surgeons, endocrinologists, dietitians, and psychologists, to ensure optimal outcomes. Preoperative assessment focuses on identifying potential surgical risks, nutritional deficiencies, and psychological readiness. Postoperative care is equally important, with long-term follow-up for nutritional monitoring, physical activity guidance, behavioral therapy, and management of potential complications. Recent research explores minimally invasive techniques, enhanced recovery protocols, and personalized surgical approaches based on metabolic and genetic profiling. Bariatric surgery represents a transformative option in obesity medicine, providing not only weight reduction but also a significant improvement in quality of life and long-term health outcomes.