Table 3.
Patient data.
| G/Age | Tumour (site, stage) | ORN site | ORN stage | RT (PN, fractions, DMean) | RT Postop: | Surgery to mandible | Dental operation | CRT to ORN (days) | Smoking (PY) | Alcohol (U/w) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M/61 |
L Retromolar trigone, T4N2 L Infratemporal fossa, T4N0 |
L Mandibular Condyle |
III |
60 Gy—30, 56.7 Gy, 63 Gy—30, 47.3 Gy, |
Yes |
L rim resection, Scapular FF |
None | 57 | 65 | 60 |
| 2 | F/64 | R retromolar trigone, T2N2 | R Mandible | I |
63 Gy—30, 62.5 Gy |
Yes |
R rim resection, Scapular FF |
None | 219 | 60 | 60 |
| 3 | M/76 |
R Maxilla upper buccal sulcus, T1N1, R Infratemporal fossa, T4N0 |
R Anterior Maxilla, R External Auditory Meatus |
I, I |
52.5 Gy—20, 49.9 Gy, 60 Gy—30, 56.7 Gy |
Yes | None | None | 68, 139 | 0 | 5 |
| 4 | M/61 |
L Maxilla, T4a |
L Zygoma | III |
63 Gy—30, 62.8 Gy |
Yes |
L Coronoidectomy |
None | 16 | 120 | 80 |
| 5 | F/65 |
L Floor of Mouth, T4a |
L Mandible | III |
63 Gy—30, 59.8 Gy |
Yes |
L anteriorsegmental mandibulectomy |
L Sulcoplasty, LL7+8, UL 7 Post- RT Extractions |
391 | 0 | 20 |
| 6 | F/70 |
R Soft Palate, T4a |
R Mandible | I |
63 Gy—30, 59.8 Gy |
Yes |
Lip splitmandibulotomy |
None | 118 | 140 | 60 |
| 7 | F/52 |
L Tongue Base, T4N2c, Residual |
L Mandible | I |
66 Gy—30, 59.8 Gy |
No | None | None | 432 | 0 | 40 |
| 8 | M/68 | R Anterior Floor of Mouth, T4N1 | R Mandible | III | 60 Gy—30, 59.9 Gy | Yes | R segmental mandibulectomy | None | 289 | 100 | 80 |
| 9 | F/55 | L Buccal, T4N1 |
L Submental Mandible |
III |
60 Gy—30, 57.9 Gy |
Yes | L hemi-mandibulectomy |
Poor oral LL8, UL 4,7+8 Pre-RT Extraction |
102 | 0 | 50 |
| 10 | M/57 | L Tonsillar, | L Posterior Mandible | III | 60 Gy—30, 57.9 Gy | Yes | None | None | 2253 | 60 | 120 |
| 11 | M/54 | L Tonsillar, T2N0 |
L Mandible Body and Angle |
III | 62.5 Gy—25, 53.3 Gy | No | None |
2 Stage Lower Clearing, Post-RT Extractions |
1689 | 60 | 60 |
| 12 | M/64 | L Mandible, T4N0 | L Zygoma | III | NR | Yes | L segmental mandibulectomy | None | 56 | 0 | 20 |
| 13 | M/50 | R Tonsillar, T4N0 | R Angle of Mandible | III | 65 Gy—30, 57.5 Gy | No | None |
LR7 Post- RT Extraction |
1944 | 60 | 50 |
| 14 | F/74 |
R Mandibular, T4N2 |
R Mandible, L Mandible |
III | NR | Yes |
R segmental mandibulectomy |
None | NR | 40 | 40 |
| 15 | F/75 |
R Floor of Mouth, R Tonsillar, T2N2 |
R Angle of Mandible | III | 60 Gy—30, 54.4 Gy | No | R segmental mandibulectomy |
LR7 + LL7 Post- RT Extraction |
1998 | 100 | 120 |
| 16 | M/67 |
L Tongue T1N0, R Lateral Tongue, T2N0 |
R Body of Mandible | III |
55 Gy—20, 52.7 Gy |
No | None |
LR5 + UR5 Post-RT Extraction |
2304 | 30 | 60 |
| 17 | F/61 |
R Tonsillar, L Tonsillar, T2N0 |
L Body of Mandible | III |
60 Gy—30, 57.2 Gy |
Yes |
Lip splitmandibulotomy |
LR7, LR6, Post- RT Extraction LL6+7 Post ORN Dx |
120 | 0 | 0 |
CRT completion of radiotherapy, DMean mean dose, DX diagnosis, FF free flap, G Gender, Gy Gray, L Left, R right, NR not retrievable, PN prescription, PY pack year, U/w units per week.