Analysis of the Immunohistochemical Expression of Ghrelin in the Gastric Mucosa and Correlation with Weight Loss after Sleeve Gastrectomy.

Sleeve gastrectomy is one of the main techniques used to treat severe obesity. The study of the immunohistochemical expression of ghrelin in the gastric mucosa has already been related to weight loss and can be a promising method to predict the surgical outcome. To analyze the immunohistochemical expression of ghrelin in the gastric mucosa and its correlation with weight loss, comorbidities, and inflammatory changes after sleeve gastrectomy. Thirty-five patients submitted to sleeve gastrectomy were evaluated, 29 of whom were female (82.9