Surgery

Gallbladder polyps are common findings in abdominal ultrasound exams, appearing in about 4.5% of adults. While most of them do not have malignant potential, a small percentage – between 4% …

Anorectal manometry is an examination used to evaluate the function of the rectum and sphincter apparatus. Its utility is mainly valued in patients who present functional disorders, such as intestinal …

Introduction Gallbladder polyps are usually incidental findings diagnosed during abdominal ultrasound exams or during cholecystectomy. They usually do not present symptoms, but occasionally they can cause discomforts similar to those …

Treating and caring for an oncology patient should go beyond the knowledge of high complexity and evidence-based that is updated every day. A solid doctor-patient relationship with expectation management and …

Unfortunately, many patients at the time of diagnosis already have locally advanced gastric tumors, which cannot be removed by surgical procedure, or signs of systemic disease. In Brazil, this number …

Incidence of anal and anal canal cancer Squamous cell carcinoma of the anus and anal canal has a low incidence in the general population (1-2/100,000 people-year). However, when associated with …

Gastric cancer (GC) is the fifth most common cancer in the world. It is estimated that over one million new cases of GC occur annually. Remnant gastric cancer, or gastric …

Colorectal tumor has a major impact on global health and, according to INCA data, it ranked second in incidence in both sexes in our country in 2020. Complications resulting from …

Obesity is a public health problem with increasing incidence. In this article we will discuss its concept, etiology, classification and consequences. Concept and epidemiology Consequences of obesity Metabolic syndrome Classification …

Risk factors commonly associated with the development of gastric cancer (GC) include chronic infection with Helicobacter pylori (H. pylori), low intake of fruits and vegetables, high salt consumption, smoking, and …

Vertical Gastrectomy (VG) has quickly become the most performed bariatric surgery in the world. However, little is known about long-term results when compared to Roux-en-Y Gastric Bypass (RYGB). In August …

The American Society of Colon and Rectal Surgery and the American Society of Gastrointestinal and Endoscopic Surgery published in the first edition of the journal Diseases of Colon and Rectum …

Insulinoma is the most frequent functioning pancreatic neuroendocrine tumor (55%), with its peak occurrence in patients in their fifth decade of life (between 40 and 50 years) and a slight …

A 65-year-old male patient, underwent Vertical Gastrectomy in 2017 for the treatment of Morbid Obesity. Lost follow-up during the COVID-19 pandemic, having only done a follow-up endoscopy in the first …

Gastroesophageal Reflux Disease (GERD) is quite common in the general population, with a prevalence of 10 to 20%. In patients with obesity, this prevalence can be double. The mechanisms involved …

Colon obstructions can be mechanical or non-mechanical and constitute about 25% of all intestinal obstructions. Among the mechanical causes, the most common are: obstructive tumor in the colon or rectum …

Introduction The incidence of neuroendocrine tumors of the pancreas is increasing, possibly due to more frequent imaging tests and the quality of these tests. However, their prevalence is fortunately still …