Surgery Book

Hasselbach's Triangle

Aka: Hasselbach's Triangle
  1. Definition
    1. Anatomical triangle used to define Inguinal Hernias
  2. Boundaries of Hasselbach's Triangle
    1. Medial boundary: Rectus abdominis
    2. Lateral boundary: Inferior epigastric vessels
    3. Inferior boundary: Inguinal ligament
  3. Interpretation
    1. Indirect Inguinal Hernia (out of Hasselbach's Triangle)
      1. Enters Inguinal Canal lateral to inferior epigastrics
      2. Exits Inguinal Canal inferior to inguinal ligament
    2. Direct Inguinal Hernia (within Hasselbach's Triangle)
      1. Breaches posterior inguinal wall
      2. Passes medial to inferior epigastric vessels

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