The Peritoneal Adhesion Index (PAI) can be used to semi-quantify a patient's intra-abdominal adhesion burden. The authors are from Papa Giovanni XXIII Hospital, Ospedale Maggiore, Macerata Hospital and Maggiore Hospital in Italy
Patient selection: possible intra-abdominal adhesions
Regions (clockwise from right upper quadrant):
(1) right upper
(2) epigastrium
(3) left upper
(4) left flank
(5) left lower
(6) pelvis
(7) right lower
(8) right flank
(9) central
(10) bowel to bowel
Adhesions in Region
Adhesion Grade
Surgical Approach
none
0
NA
filmy
1
blunt dissection
strong
2
sharp dissection
very strong and vascularized
3
damage likely
total score =
= SUM(points for all 10 regions)
Interpretation:
• minimum score: 0
• maximum score: 30
• The higher the score the more severe the adhesions.
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