When comparing lap band and gastric bypass, the key difference lies in their mechanisms. The lap band restricts food intake by placing an adjustable band around the stomach, while gastric bypass both restricts food intake and alters digestion by rerouting part of the intestines. Gastric bypass typically leads to more rapid and significant weight loss but carries a higher risk of complications.

The sleeve in weight-loss surgery refers to the stomach after a portion has been removed during a sleeve gastrectomy. The remaining part of the stomach is shaped like a narrow tube or sleeve, significantly reducing the amount of food the stomach can hold and aiding in long-term weight loss.

Bariatric surgery refers to procedures that help with weight loss by altering the digestive system. This includes operations like gastric bypass, sleeve gastrectomy, and adjustable gastric banding. Bariatric surgery is often recommended for individuals with a BMI over 40 or a BMI over 35 with obesity-related health conditions.

The gastric balloon is a non-surgical weight-loss treatment available in the UK. A soft silicone balloon is inserted into the stomach and inflated, reducing the amount of food the stomach can hold. This procedure helps patients feel fuller faster and is often used as a temporary measure to kickstart weight loss.

A growth in the stomach can range from benign polyps to malignant tumors. Common symptoms include stomach pain, bloating, and nausea. Early detection through endoscopy or imaging is critical, as the treatment depends on whether the growth is benign or cancerous. Surgery or medication may be necessary to remove or shrink the growth.