Radiotherapy modality

3D CRT

VMAT (IMRT)

TOTAL

n =

9 patients (37.5%)

15 patients (62.5%)

24 patients (100%)

Age (range)

9 - 17 years

12 - 17 years

9 - 17 years

Average

13.7

14.3

14.1

Tumour size

22 - 71 mm²

21 - 88 mm²

21 - 88 mm²

Median

45 mm²

49 mm²

46.5 mm²

Chandler*

CS III

4 (44.4%)

5 (33.3%)

9 (37.5%)

CS IV

5 (55.5%)

10 (66.6%)

15 (62.5%)

Functional state (Initial)

Karnofsky > 90%

8 (88.8%)

14 (93.3%)

22 (91.66%)

Karnofsky < 90%

1 (11.2%)

1 (6.7%)

2 (8.33%)

Symptoms (Initial)

Nasal Obstruction

9 (100%)

15 (100%)

24 (100%)

Epistaxis

2 (22.2%)

10 (66.6%)

12 (50%)

Surgical Management

Subtotal Resection

5 (55.5%)

11 (73.3%)

16 (66.6%)

Complete Resection

1 (11.2%)

0 (0%)

1 (4.2%)

Non-surgical candidates

3 (33.3%)

4 (26.7%)

7 (29.2%)

Embolization

Given

3 (33.3%)

6 (40%)

9 (37.5%)

Not Given

6 (66.7%)

9 (60%)

15 (62.5%)

Radiotherapy Dose

Less than 50 Gy

5 (55.5%)

2 (13.3%)

7 (29.16%)

Equal to or greater than 50 Gy

4 (44.5%)

13 (86.7%)

17 (70.83%)