Flashcards in Hernias Deck (76)
What is an abnormal protrusion of a viscus outwith its normal body cavity?
Name 4 hernias, most common first?
What may arise from natural openings or weak areas, caused by stretching or surgical inscision?
Abdominal wall hernias
What type of hernias are inguinal, femoral, umbilicus, oesophageal hiatus and obturator?
Natural abdominal wall hernias
What are incisional, parastomal, epigastric and paraumbilical herias a type of?
Weak area abdominal wall hernia
What is the physiological predisposing factor of abdominal hernias?
Raised intra-abdominal pressure
What can pregnancy and obesity lead to?
What predisposing factor of abdominal hernias can leads to bilateral inguinal hernia?
Can constipation, coughing and heavy lifting cause abdominal hernias?
What may hernias be classified as?
Reducible or irreducible
If the hernia is irreducible, what may happen to its contents?
Incarcerated or strangulated
What denotes compromise of the blood supply of the contents and its development increases morbidity and mortality?
With strangulation hernias, what system is occluded first?
Low pressure venous system, then arterial supply
When the arterial supply of a hernia becomes occluded, what can develop?
In predisposed patients, to prevent an incisional hernia, what surgical measures are taken?
Tension sutures plus "mass closure" of the linea alba
If you have a malignancy are you more likely to develop an incisional hernia?
What two aetiological causes related to after an operation can be predisposing factors for incisional hernias?
Post-operative wound infection
Post-operative wound haematoma
What does an ileus do that increases the chance of an incisional hernia?
Raises the intra-abdominal pressure
What class of drug can be a predisposing factor for incisional hernias?
Is a vertical or transverse incision more likely to cause an incisional hernia?
What type of hernia is common in adult, obese patients?
What to epigastric hernias arise from?
Congenital weakness of the linea alba
What type of hernia usually contains extraperitoneal fat?
What type of hernia has a male:female ration of 3:1 and occurs usually in late teens/early adult hood?
How do you repair an epigastric hernia?
With sutures or mesh
What type of hernia is an umbilical hernia?
By what age has an umbilical hernia usually resolved, and what action is taken if it hasn't by then?
Age 3, if > 3 operate
What male:female ratio does a paediatric inguinal hernia have?
What type of hernias are more common in pre-term and low birth weight infants?
Paediatric inguinal hernias