A partial gastrectomy is a surgical procedure where part of the stomach is removed, often due to stomach cancer, ulcers, or other severe gastric issues. This procedure reduces the size of the stomach, leading to reduced food intake, but it also requires significant dietary changes after surgery.

A gastroenterologist is a specialist in diagnosing and treating diseases of the gastrointestinal tract, including the stomach, intestines, liver, pancreas, and gallbladder. Common conditions treated include IBS, Crohn's disease, and gastritis. They play a critical role in the care of patients post-bariatric surgery, helping manage complications and ensuring proper digestion.

Similar to stomach stapling, gastric stapling is a weight-loss surgery where staples are used to partition the stomach. The procedure has largely been replaced by more advanced surgeries like the gastric sleeve and Roux-en-Y bypass, which offer better long-term results and fewer complications.

Gastric banding is a type of bariatric surgery in which an adjustable band is placed around the upper part of the stomach to create a small pouch that limits food intake. It is one of the least invasive forms of weight-loss surgery but has fallen out of favor due to its lower success rates compared to other procedures like the sleeve gastrectomy or Roux-en-Y bypass. The band can be adjusted or removed, making it more flexible than other surgeries.