| paraesophageal hiatal hernia | <radiology> Rolling hiatal hernia, parahiatal hernia, 1% of hiatal hernias, portion of stomach superiorly displaced into the thorax with the oesophagogastric junction remaining in the subdiaphragmatic position Findings: cardia in normal position, herniation of portion of the stomach anterior to oesophagus, frequently nonreducible, may be associated with gastric ulcer of lesser curvature at level of diaphragmatic hiatus (12 Dec 1998) |
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| paraesophageal hernia | A non-sliding hernia through or adjacent to the oesophageal hiatus of the diaphragm; most commonly contains stomach and other abdominal viscera. (05 Mar 2000) |
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| hernia, hiatal | Herniation of the lower oesophagus and/or portion of the stomach through the oesophageal hiatus. (12 Dec 1998) |
| hiatal hernia | <gastroenterology, surgery> A type of hernia that occurs when a portion of the stomach protrudes through the diaphragm (where the oesophagus normally passes through). Obesity and smoking are considered risk factors. Hiatal hernia is often associated with reflux oesophagitis. Symptoms include heartburn, difficulty swallowing, chest pain and belching. Treatment includes H2 antagonists, antacids and medications which strengthen the lower oesophageal sphincter. (27 Sep 1997) |
| sliding hiatal hernia | <radiology> Axial hernia, concentric hernia, 99% of hiatal hernias, portion of peritoneal sac forms part of wall of hernia, aetiology: rupture of phrenicoesophageal membrane due to repetitive stretching with swallowing, incidence: increases with age Findings: UGI, epiphrenic bulge, distance between B ring and hiatal margin greater than 2cm, tortuous oesophagus, gastroesophageal reflux, greater than 6 thick gastric folds within suprahiatal pouch, CT, dehiscence of diaphragmtic crura greater than 15 mm, pseudomass within/above distal oesophagus, fat (omemtum) surrounding distal oesophagus (12 Dec 1998) |
| sliding oesophageal hiatal hernia | Displacement of the cardioesophageal junction and the stomach through the oesophageal hiatus. (05 Mar 2000) |
| hiatal | Relating to a hiatus. (05 Mar 2000) |
| abdominal hernia | <surgery> A hernia protruding through a defect or weakened portion of the abdominal wall. An umbilical hernia is an example of a type of abdominal hernia. (27 Sep 1997) |
| Barth's hernia | A loop of intestine between a persistent vitelline duct and the abdominal wall. (05 Mar 2000) |
| Beclard's hernia | A hernia through the opening for the saphenous vein. (05 Mar 2000) |
| bilocular femoral hernia | A femoral hernia with two sacs, the first being in the femoral canal, and the second passing through a defect in the superficial fascia and appearing immediately beneath the skin. Synonym: bilocular femoral hernia, Hey's hernia. (05 Mar 2000) |
| Bochdalek's hernia | Absence of the pleuroperitoneal membrane (usually on the left) or an enlarged Morgagni's foramen which allows protrusion of abdominal viscera into the chest. Synonym: Bochdalek's hernia. (05 Mar 2000) |
| caecal hernia | A hernia containing caecum. (05 Mar 2000) |
| radical operation for hernia | An operation by which the hernia is not only reduced, but the hernial defect is also repaired. (05 Mar 2000) |
| Malgaigne's hernia | Infantile inguinal hernia prior to the descent of the testis. (05 Mar 2000) |
| pannicular hernia | The escape of subcutaneous fat through a gap in a fascia or an aponeurosis. Synonym: fatty hernia. (05 Mar 2000) |