Hyperemia |
Absence |
0 |
There is no erythema or increased vascularity
on or around the leukoplakia |
|
Presence |
4 |
Mucosal erythema or increased vascularity can be seen
on or around the leukoplakia |
Anterior commissura |
Without invasion |
0 |
The leukoplakia is limited
to one vocal cord and do not reach the anterior
commissure. |
|
Invasion |
2 |
The vocal cord leukoplakia extends to the anterior
commissure. |
Thickness |
Thin |
0 |
The leukoplakia is thin, and blood vessels
beneath the lesion are visible. |
|
Thick |
2 |
The leukoplakia is obviously higher than the vocal cord
surface, and blood vessels beneath the lesion are
invisible. |
Size |
Small |
0 |
The extent of leukoplakia is less than half of one
vocal cord. |
|
Large |
1 |
The extent of leukoplakia is more than half of one vocal
cord. |
Texture |
Regular |
0 |
The surface of vocal cord leukoplakia is smooth,
flat, and homogeneous. |
|
Irregular |
1 |
The surface of vocal cord leukoplakia is uneven,
rough, and non-homogeneous. |