疝气课件美国西奈山医学院.ppt

HERNIAS
Marcelyn Coley
Mount Sinai School of Medicine
Basic Science Lecture
Historical Perspective
15th century - Castration with wound cauterization or hernia sac debridement
mended a truss
Father of Modern Inguinal Hernia Repair
EDUARDO BASSINI
Hernia
Latin for rupture
an abnormal protrusion of an or tissue through a defect in its surrounding walls
Occur at sites where aponeurosis and fascia are not covered by striated muscle
Which of the following statements is/are true regarding incidence of the abdominal wall hernia?
Two-thrirds of all inguinal hernias are classified as indirect.
Femoral hernias are mon in females than in males.
Direct hernias mon in females.
Hernias generally occur with equal frequency in males and females
Premature babies have a 10% incidence of having inguinal hernia.
Epidemiology
700,000 hernia repairs year
Inguinal hernias -75% of all hernias
2/3 Indirect, remainder are direct
Incisional hernias – 15 to 20%
Umbilical and epigastric – 10%
Femoral – 5%
Epidemiology
Prevelance of hernias increases with age
Most plication – strangulation
1 to 3% of groin hernias
Femoral – highest rate plications 15% to 20%
mended all be repaired at time of discovery
Abdominal Wall Anatomy