THERE is now a considerable agreement in the general descriptions of the form, subdivisions, and functions of the stomach. It is a specialised organ of the post-cesophageal region of the fore-gut, limited distally by the pyloric sphincter; and it serves for the temporary storage of the swallowed food, which undergoes changes in its physical constitution during its storage. These changes are pro...

Isolated gastric Crohn’s disease is unusual and a rare cause of pyloric outlet obstruction. If medical therapy is ineffective, patients may require surgery to relieve gastric outlet obstruction. Herein we describe a patient with isolated gastric Crohn’s disease with pyloric outlet obstruction who was steroid-dependent and had a relapse despite receiving biologic and immunomodulatory therapy, bu...

Isolated gastric Crohn's disease is unusual and a rare cause of pyloric outlet obstruction. If medical therapy is ineffective, patients may require surgery to relieve gastric outlet obstruction. Herein we describe a patient with isolated gastric Crohn's disease with pyloric outlet obstruction who was steroid-dependent and had a relapse despite receiving biologic and immunomodulatory therapy, bu...

a 4-year-old female native goat with the history of inappetence and no defecation was referred to the department of clinical sciences, school of veterinary medicine of shiraz, shiraz, southern iran. during exploratory laparotomy, pyloric obstruction and displacement of the abomasum to the left side was observed. obstruction of pylorus was due to a ball-shaped phytobezoar. the goat was followed ...

A 22 year old male presented with symptoms of gastric outlet obstruction. Endoscopy showed a hypertrophic nodular lesion around the pyloric opening with pyloric stenosis. The endoscopic biopsy and histopathological examination revealed tuberculosis involving the stomach, an extremely rare lesion.

We describe a systematic approach to the ultrasound (US) examination of the antropyloric region in children. US is the modality of choice for the diagnosis of hypertrophic pyloric stenosis (HPS). The imaging features of the normal pylorus and the diagnostic findings in HPS are reviewed and illustrated in this pictorial essay. Common difficulties in performing the examination and tips to help ov...

A 66-year-old male was admitted with a two-month history of vomiting and weight loss. Endoscopy showed a pyloric obstruction and the patient underwent subtotal gastrectomy with gastro- jejunostomy. The histopathological study of the specimen revealed primary hypertrophic pyloric stenosis without any evidence of duodenal peptic disease. In the adult, this is a rare cause of gastric outlet obstru...