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.
Safety—by lesion
| Characteristic | Grade | Description | (n = 2177) |
|---|---|---|---|
| Highest RTOG toxicity grade | 1 | Follicular, faint, or dull erythema; epilation; dry desquamation; decreased sweating | 1717/2177 (78.9%) |
| 2 | Tender or bright erythema, patchy moist desquamation; moderate edema | 440/2177 (20.2%) | |
| 3 | Confluent, moist desquamation other than skin folds; pitting edema | 16/2177 (0.7%) | |
| 4 | Ulceration, hemorrhage, necrosis | 4/2177 (0.2%) |
RTOG Radiation Treatment Oncology Group
