Items tagged “hernia”

13 results found

Bochdalek hernia

A Bochdalek hernia is a form of congenital diaphragmatic hernia. They occur posteriorly and are due to a defect in the posterior attachment of the diaphragm when there is a failure of pleuroperitoneal membrane closure in utero. Retroperitoneal structures may prolapse through the defect, e.g. ret...

Morgagni hernia

Morgagni hernias are one of the congenital diaphragmatic hernias (CDH), and is characterized by herniation through the foramen of Morgagni. When compared to Bochdalek hernias, Morgagni hernias are: anterior more often right-sided (~90%) small rare (~2% of CDH) at low risk of prolapse Clini...

Spigelian hernia

Spigelian hernia, also known as lateral ventral hernia, is a type of abdominal hernia along the semilunar line, resulting in herniation between the muscles of the abdominal wall. Epidemiology They are rare and account for ~1% (range 0.1-2%) of ventral hernias 2,3. The incidence is thought to p...

Obturator hernia

Obturator hernias are characterized by bowel herniating between the obturator and the pectineus muscles. They are a rare type of abdominal hernia and can be very difficult to diagnose clinically. Epidemiology Typically obturator hernias occur in elderly women 2,3 or patients with chronically r...

Lumbar hernia

Lumbar hernias are a rare form of posterior abdominal hernia.  Epidemiology Most common in patients aged between 50 and 70 years with a male predominance 1.  Clinical presentation Patients with lumbar hernias can present with a variety of symptoms, including a posterolateral mass, back pain,...

Parastomal hernia

Parastomal hernia is defined as the protrusion of abdominal contents through an abdominal wall defect in the vicinity of the stoma. Classification The hernia may contain a loop of bowel forming the stoma itself, omentum, and/or intestinal loops other than that forming the stoma. Based on the c...

Femoral hernia

Femoral hernias are a type of groin herniation and comprise a protrusion of a peritoneal sac through the femoral ring into the femoral canal, posterior and inferior to the inguinal ligament. The sac may contain preperitoneal fat, omentum, small bowel, or other structures. Epidemiology There ma...

Inferior lumbar triangle

The inferior lumbar triangle, also known as the Petit triangle, is an anatomical space through which inferior lumbar hernias can occur. Gross anatomy Boundaries inferiorly: iliac crest anteriorly: external oblique muscle  posteriorly: latissimus dorsi muscle floor: internal oblique muscle ...

Epigastric hernia

An epigastric hernia occurs ventrally through a defect in linea alba superior the umbilicus. It is also known as a fatty hernia of linea alba. Risk factors obesity  pregnancy Radiographic features Ultrasound Shows a midline defect which is usually small with or without herniation of omenta...

Pantaloon hernia

A pantaloon hernia (dual hernia, Romberg hernia or saddle bag hernia) is defined as ipsilateral, concurrent direct and indirect inguinal hernias. Hernial sacs are present on both sides of the inferior epigastric vessels, and separated by the posterior wall of the inguinal canal brought down by t...

Maydl hernia

Maydl hernias are defined as the presence of two small bowel loops within a single hernial sac, that is, there are two efferent and two afferent loops of bowel, forming a "W" shape. This type of hernia is more prone to strangulation and necrosis. The intervening intra-abdominal loop is also at ...

Umbilical hernia

Umbilical hernias are the most common ventral hernia and occur in the midline. Epidemiology Ten times more common in females 2 and represent ~5% of all abdominal hernias 4. Clinical presentation Umbilical hernias present in the midline as painless or painful mass.  Pathology Umbilical hern...

Paraduodenal hernia

Paraduodenal hernias, although uncommon, have classically been the most common type of internal hernia. However, incidence of postoperative internal hernias have been increasing recently. The two most common types, the left and right paraduodenal hernia involve small bowel herniating through a c...

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