RNY reversal is the process of undoing the Roux-en-Y gastric bypass. Although rare, reversals are sometimes necessary due to complications such as malnutrition, severe dumping syndrome, or other medical issues.

You'll eat a soft diet between weeks three and four after surgery. During this phase, you'll continue to prioritize protein, but you'll be able to get the nutrient from foods including scrambled eggs, hummus, and tuna/chicken salad with low fat mayo. In addition, avoid the ancillary foods that can be even worse than the fast-food entrée itself. Sodas, french fries, other fried sides and even salad dressings can all contain tons of fat, sugar and ultimately calories The primary benefit of the mini gastric bypass is... +More

As such the answer to can your stomach grow back after weight loss surgery is NO, it will not grow back to its original size, but rather hold a capacity that allows the patient to have a long term normal life once they achieve their weight loss success.

A bowel specialist, or gastroenterologist, diagnoses and treats diseases of the digestive tract, including the stomach, intestines, and colon. Common conditions treated include IBS, Crohn’s disease, ulcerative colitis, and colon cancer.