Table 3. Tumor staging of juvenile nasopharyngeal angiofibroma and inverted papilloma.
|
Tumor type |
Staging system |
Stage |
n (%) |
|
Juvenile nasopharyngeal angiofibroma |
Radkowski |
IA |
7 (10.0) |
|
IB |
9 (12.9) |
||
|
IIA |
23 (32.9) |
||
|
IIB |
7 (10.0) |
||
|
IIC |
7 (10.0) |
||
|
IIIA |
14 (20.0) |
||
|
IIIB |
3 (4.3) |
||
|
- |
Total |
70 (100.0) |
|
|
Inverted papilloma |
Krouse |
T1 |
13 (12.3) |
|
T2 |
41 (38.7) |
||
|
T3 |
47 (44.3) |
||
|
T4 |
5 (4.7) |
||
|
- |
Total |
106 (100.0) |
|
Data are presented as n (%). Percentages were calculated within each tumor type. JNA was staged according to the Radkowski classification (11), and inverted papilloma was staged according to the Krouse classification (12). JNA: Juvenile nasopharyngeal angiofibroma