Double pylorus, also known as acquired double is a rare condition defined gastrointestinal fistula connecting stomach antrum and duodenal bulb. The prevalence of pylorus ranges from 0.001 to 0.4% by esophagogastroduodenoscopy (EGD). Although the etiology unknown, formation related <i>Helicobacter pylori</i> infection use non-steroidal anti-inflammatory drugs (NSAID). development occ...

peutz–jeghers syndrome is a rare condition characterized by mucocutaneous pigmentation, polyposis and an increased cancer risk at a number of gastrointestinal and extra intestinal organs. we present a patient with a history of gastrointestinal bleeding with no mucocutaneous pigmentation. upper and lower gastrointestinal endoscopy revealed multiple polyps located in the deuodenum and colon. hist...