The American Association for the Surgery on Trauma (AAST) reported a severity grading system for emergency general surgery. This can be applied to an emergency involving a hernia.
Patient selection: hernia-related emergency (inguinal, abdominal wall, other)
Parameters:
(1) reducibility
(2) bowel ischemia
(3) perforation
Reducibility
Bowel Ischemia
Perforation
Grade
empty (nothing to reduce)
none
0
reducible
I
incarcerated
II
reversible ischemia
III
gangrenous
IV
NA
with local spillage
with generalized peritonitis
V
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Specialty: Gastroenterology, Surgery, general
