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Dr. Wimal Abeysekara MBBS(Cey), FRCS(Eng)Consultant Surgeon, Senior lecturer (Visiting) in AnatomyFaculty of Medicine and Allied SciencesRajarata University of Sri Lanka.
Anatomy of Common Hernias
Types of Herniae• Inguinal - Direct
- Indirect- Congenital
• Femoral • Umbilical• Paraumbilical• Epigastric (Hernia of the linea alba )• Incisional • Diaphragmatic ( Hiatal Hernia )
What is Hernia ?
• Hernia is a protrusion of the whole or part of a viscus from its normal position through an opening in the wall of its containing cavity.
Development of the diaphragm
1. The septum transversum 2. The dorsal oesophageal mesentery 3. A peripheral rim derived from the body wall4. The pleuroperitonial membranes
Congenital diaphragmatic hernia
• Through the foraman of Morgagni• Through the foraman of Bochdalek• Through the deficiency of the whole central tendon • Through a congenitally large oesophageal hiatus
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