How Big Is Your Stomach After Gastric Sleeve Among those who are curious about these surgeries, there is also the question of how big is your stomach after gastric sleeve. Sleeve gastrectomy is sometimes known as “tube stomach” or “longitudinal gastrectomy.” Cutting off the big margin of the stomach creates a gastric tube with an 80-85% reduction in volume. Weight loss occurs with Tube Stomach Surgery through two ways. Because stomach capacity is reducing, there is a mechanical limitation and weight loss as a result of fewer stomach movements.

Weight loss happens as a result of a hormonal alteration caused by the removal of stomach tissue that produces the hormone ghrelin. Ghrelin is a 28-amino-acid peptide protein produced by oxyntic cells in the fundus, which is located in the upper region of the stomach. It’s a powerful orexigenic (appetite-stimulating) peptide that’s controlled by receptor activation in the hypothalamus or pituitary region of the brain.

How Big Is Your Stomach After Gastric Sleeve

How big is your stomach after gastric sleeve? The stomach fundus has 10-20 times more ghrelin per gram than the duodenum. Because the fundus area of the stomach, where ghrelin is producing, is eliminate in Gastric Sleeve Surgery, appetite reduces and weight loss happens.

What Are The Benefits Of Stomach Tube Surgery?

How big is your stomach after gastric sleeve is not the only question you wonder about operations. You are just as curious about the risks, advantages and disadvantages.

  • It can be done laparoscopically, which means faster wound healing, less pain, and a shorter hospital stay.
  • The stomach’s capacity is reducing, but because its functions are unaffecting, numerous food categories can be take in moderation.
  • Appetite reduces and weight loss happens as the fundus portion of the stomach, where ghrelin (hunger hormone) is produce, is eliminate.
  • Dumping syndrome is avoid because the pylorus (stomach valve) is protecting. Because the meal takes longer to leave the stomach, the sense of fullness lasts longer.
  • Ulcer formation is reduce to a minimum.
  • Intestinal obstruction, marginal ulcer, anemia, osteoporosis (bone loss), protein and vitamin insufficiency are all reduced when intestinal bypass is avoid.
  • It produces excellent first-stage surgical results in patients with a very high BMI (BMI > 55 kg/m2) who are candidates for multiple procedures.
  • It’s a great option for patients who have anemia or are worried about the long-term effects of intestinal bypass, as well as those who have Crohn’s disease or are at high risk for the procedure.
  • Because it is a laparoscopic operation, it results in fewer wounds, less lung difficulties, less pain, and a speedier recovery in obese individuals.

What Are The Drawbacks Of Stomach Tube Surgery?

  • Weight loss or increase that is less than projected; this possibility exists in all forms of surgery, but it is less likely in bypass surgery than in sleeve gastrectomy.
  • Patients with a very high BMI (BMI > 55 kg/m2) will almost always need a second bariatric operation to shed the remaining weight. In individuals with an extremely high BMI, two-stage bariatric operations are more successful and safer.
  • Because liquid or soft high-calorie foods can be absorbing, weight reduction will be slow.
  • Because sleeve gastrectomy operations cut the stomach from one end to the other, leaks and bleeding might occur in the stitch line (stapler line).
  • It is not a reversible procedure because the sliced segment of the stomach is removing from the abdomen. The gastric bypass and duodenal switch, on the other hand, can be reversing.

What Are The Potential Consequences Of Tube Stomach Surgery?

How Big Is Your Stomach After Gastric Sleeve? Let’s learn with risks. Gastric Sleeve operations, like any other surgical procedure, have possible risks and problems. To reduce these risks, you are cover by a team of experts at the Obesity Clinic. Before, during, and after the procedure, you will be accompanied by a team of professionals in the field. With this in mind; There is no need for a blood transfusion because the risk of bleeding is thought to be less than 1%. Wound, urinary tract, and lung infections are the most prevalent forms of infection.

Embolism; embolism is a potentially lethal condition that can occur up to three weeks after surgery. After bariatric surgery, this risk is less than 1%. It is the most critical and deadly complication, as it might result in abrupt death. Our surgical team provides blood thinners and embolism stockings (or embolism machines) to reduce the risk of embolism.

Pneumonia, aspiration, and lung collapse are all possible consequences of general anesthesia and can occur after any surgery. To reduce these risks, the patient is advise to stop smoking if he is a smoker, to begin walking soon after surgery, and to practice breathing exercises.

Although incisional hernias are common following open bariatric surgery, they are a relatively uncommon complication after laparoscopic bariatric surgery. Incisional hernias occur in less than 1% of cases, and the hernias that do form are usually tiny and heal quickly.

Small bowel blockage; the folding (adhesion) around the scar tissue after open bariatric surgery might clog the small intestinal passageways. Incisional hernias are another cause of intestinal blockage. After laparoscopic bariatric surgery, the risk of intestinal obstruction is quite minimal. However, any complications that arise can be treate laparoscopically.

Sleeve Gastrectomy Has Its Own Risks (Tube Stomach)

Other specific risks you may be wondering about are also how big is your stomach after gastric sleeve. This operation in the staple line (Stapler Line) during surgery; Sleeve Gastrectomy (Tubular Stomach) A steel staple line divides the stomach into two sections. There is a risk of peritonitis, infection, and abscess if this stapler line breaks down and leaks. The probability of leakage is less than 2.5 percent. If a leak occurs, it may necessitate a second operation, drainage, and intensive care for a period of time. If left unchecked, it can be life-threatening.

Bleeding in the Staple Line (Stapler Line); Even if the risk is less than 1%, there is a risk of bleeding in the stapler line. It normally recovers on its own without requiring any treatment. To eliminate the collected blood, the patient may require a second operation, drainage, or blood transfusion.

In Milliliters, How Big is Your Stomach After Gastric Sleeve?


Gastric sleeve surgery is a popular weight loss procedure that involves removing a large portion of the stomach. The remaining stomach is shaped like a tube or “sleeve” and much smaller than the original. After gastric sleeve surgery, the size of your stomach will be significantly reduced.


If you are curious about “how big is your stomach after gastric sleeve?” the exact size of your new stomach will depend on the individual. Still, it typically ranges from 150 to 400 milliliters. This means that the amount of food you can eat at once will be drastically reduced, which can help with weight loss. Since your stomach capacity is smaller, you may feel full after eating only small amounts of food.

Regarding “why can t you eat and drink after gastric sleeve?” in addition to reducing the amount of food you can eat, gastric sleeve surgery also reduces hunger signals sent to your brain. This can help reduce cravings and make sticking to a healthy diet easier. It’s important to note that gastric sleeve surgery is not a quick weight loss solution. In short, do not only rely on the answer to “how big is your stomach after gastric sleeve?” when it comes to gastric sleeve; invest in diet and exercise.