Items tagged “stomach”

72 results found
Article

Antral nipple sign (pyloric stenosis)

The antral nipple sign refers to redundant pyloric mucosa protruding into the gastric antrum and is seen in hypertrophic pyloric stenosis on ultrasound examination. See also cervix sign (pyloric stenosis) target sign (pyloric stenosis)
Article

Carney triad

Carney triad is a rare syndrome defined by the coexistence of three tumors: extra-adrenal paraganglioma (e.g. spinal paraganglioma) initially, only functioning extra-adrenal paragangliomas were included, but subsequent work includes non-functioning extra-adrenal paragangliomas 1 gastric gastr...
Article

Cervix sign (pyloric stenosis)

The cervix sign of pyloric stenosis describes the indentation of the pylorus into the fluid-filled antrum, seen in pyloric stenosis on ultrasound examination. See also antral nipple sign (pyloric stenosis) target sign (pyloric stenosis)
Article

Gastric lymphoma

Gastric lymphoma may either represent secondary involvement by systemic disease or primary malignancy confined to the stomach.  Epidemiology  Gastric lymphoma represents the most common site of extranodal lymphoma, accounting for 25% of all such lymphomas, 50% of all gastrointestinal lymphomas...
Article

Pyloric stenosis

Hypertrophic pyloric stenosis (HPS) refers to the idiopathic thickening of gastric py­loric musculature which then results in progressive gastric outlet obstruction. Epidemiology Pyloric stenosis is relatively common, with an incidence of approximately 2-5 per 1,000 births, and has a male pred...
Article

Target sign (pyloric stenosis)

The target sign of pyloric stenosis is a sign seen due to hypertrophied hypoechoic muscle surrounding echogenic mucosa, seen in pyloric stenosis. This is likened to that of a target. See also antral nipple sign (pyloric stenosis) cervix sign (pyloric stenosis) shoulder sign (pyloric stenosis)
Article

Gastro-esophageal junction

The gastro-esophageal junction (GEJ) (also known as the esophagogastric junction) is the part of the gastrointestinal tract where the esophagus and stomach are joined. Gross anatomy The GEJ is normally mostly intra-abdominal and is 3-4 cm in length. To some extent, the esophagus slides in and ...
Article

Omentum

An omentum is a double layer of peritoneum that attaches the stomach to another viscus: the greater omentum hangs from the greater curvature of the stomach like an apron the lesser omentum attaches the lesser curvature of the stomach to the liver superiorly Gross anatomy Greater omentum The...
Case

Linitis plastica

 Diagnosis probable
Dr Natalie Yang
Published 13 Aug 2009
36% complete
CT
Case

GIST of the stomach

 Diagnosis almost certain
Dr Natalie Yang
Published 16 Aug 2009
59% complete
CT
Case

Gastric lymphoma

 Diagnosis almost certain
Dr Natalie Yang
Published 16 Aug 2009
48% complete
CT
Article

Gastrointestinal stromal tumor

Gastrointestinal stromal tumors (GIST) are the most common mesenchymal tumors of the gastrointestinal tract. They account for ~5% of all sarcomas, and are mostly found within stomach and mid-distal small bowel. They respond remarkably well to chemotherapy. Terminology Previously these tumors h...
Article

Linitis plastica

Linitis plastica is a descriptive term usually referring to the appearance of the stomach, although the rectum can also be described this way. The appearance is said to be reminiscent of an old leather water-bottle. Pathology The underlying cause is usually a scirrhous adenocarcinoma with diff...
Article

Shoulder sign (pyloric stenosis)

The shoulder sign of pyloric stenosis is seen during barium examination and refers to the bulging of the hypertrophied pyloric muscle into the lumen of the antrum. It is closely related to the cervix sign (pyloric stenosis).  See also cervix sign (pyloric stenosis) target sign (pyloric steno...
Case

Pyloric stenosis

 Diagnosis certain
Dr Laughlin Dawes
Published 14 Jan 2010
88% complete
Ultrasound
Case

Pyloric stenosis

 Diagnosis certain
Assoc Prof Frank Gaillard
Published 14 Jan 2010
91% complete
DiagramUltrasound
Case

Pyloric stenosis - diagram

 Diagnosis not applicable
Assoc Prof Frank Gaillard
Published 15 Jan 2010
41% complete
Diagram
Case

Gastric lipoma

 Diagnosis certain
Assoc Prof Frank Gaillard
Published 16 Jan 2010
62% complete
CT
Case

Gastric diverticulum

 Diagnosis certain
Assoc Prof Frank Gaillard
Published 16 Jan 2010
62% complete
CT
Article

Double bubble sign (duodenum)

The double bubble sign is seen in infants and represents dilatation of the proximal duodenum and stomach. It is seen in both radiographs and ultrasound, and can be identified antenatally 2. Pathology Causes include 1,2: congenital obstruction duodenal web duodenal atresia duodenal stenosis...