From: Diagnosis and management of inhalation injury: an updated review
Grade | Class | Description |
---|---|---|
0 | No injury | Absence of carbonaceous deposits, erythema, edema, bronchorrhea, or obstruction |
1 | Mild injury | Minor or patchy areas of erythema, carbonaceous deposits, bronchorrhea, or bronchial obstruction |
2 | Moderate injury | Moderate degree of erythema, carbonaceous deposits, bronchorrhea, or bronchial obstruction |
3 | Severe injury | Severe inflammation with friability, copious carbonaceous deposits, bronchorrhea, or obstruction |
4 | Massive injury | Evidence of mucosal sloughing, necrosis, endoluminal obstruction |