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Table 1 Grading of pericardial adhesions

From: A simple mouse model of pericardial adhesions

Category A: Volume of adhesion tissue

Grade

Description

0

No adhesion

1

One third of the heart surface area is covered

2

Two thirds of the heart surface area are covered

3

Ninety percent of the heart surface area is covered

4

Entire heart surface area is covered

Category B: Strength of adherence

Grade

Description

0

No adhesion.

1

Adhesion tissue is easily divided

2

Adhesion tissue is partially divided

3

Adhesion tissue is completely adhered to epicardium