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Table 1 Classification of Amyand's hernias after Losanoff and Basson [4, 5]

From: Amyand's hernia-a vermiform appendix presenting in an inguinal hernia: a case series

Classification Description Surgical Management
Type 1 Normal appendix within an inguinal hernia Hernia reduction, mesh repair, appendectomy in young patients
Type 2 Acute appendicitis within an inguinal hernia, no abdominal sepsis Appendectomy through hernia, primary endogenous repair of hernia, no mesh
Type 3 Acute appendicitis within an inguinal hernia, abdominal wall or peritoneal sepsis Laparotomy, appendectomy, primary repair of hernia, no mesh
Type 4 Acute appendicitis within an inguinal hernia, related or unrelated abdominal pathology Manage as types 1 to 3 hernia, investigate or treat second pathology as appropriate