Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Grading of rejection of endomyocardial biopsy according to International Society of Heart and Lung Transplantation (update 2004)
| Grade | Signs of rejection |
| Grade 0 R | No acute cellular rejection |
| Grade 1 R | Mild, low-grade, acute cellular rejection |
| Grade 2 R | Moderate, intermediate-grade, acute cellular rejection |
| Grade 3 R | Severe, high-grade, acute cellular rejection |
