Table 2 Radiation therapy (N = 71)
From: Efficacy of elective nodal irradiation in skin squamous cell carcinoma of the face, ears, and scalp
Treatment Characteristics | Median value (range) |
|---|---|
Radiation therapy duration (days) | 44 days (16 to 55) |
Primary site dose | 65 Gy (38 to 74) |
1st echelon node station dose | 50 Gy (38 to 74) |
Other node station dose | 50 Gy (30 to 60) |
Treatment Characteristic | No. of patients (%) |
Primary site radiation therapy modality | Â |
 Orthovoltage (250-kV) | 15 (21 %) |
 Electron | 21 (30 %) |
 Cobalt-60 | 1 (1 %) |
 4- to 6-MV photon | 20 (28 %) |
 Mixed photon-electron | 14 (20 %) |
First-echelon node radiation therapy modality | |
 Orthovoltage (250 kV) | 11 (15 %) |
 Electron | 24 (34 %) |
 Cobalt-60 | 0 (0 %) |
 4- to 6-MV photon | 24 (34 %) |
 Mixed photon-electron | 12 (17 %) |
First-echelon node radiation therapy technique | |
 En-face Electron | 24 (34 %) |
 En-face Mixed Electron-Photon | 12 (17 %) |
 En-face Orthovoltage | 11 (15 %) |
 6 MV Photon wedge pair | 14 (20 %) |
 6 MV IMRT | 7 (10 %) |
 Anterior 6MV Photon | 3 (4 %) |
Radiation therapy modality for other nodal stations | Â |
 Orthovoltage (250 kV) | 0 (0)a |
 Electron | 19 (32)a |
 Cobalt-60 | 4 (7)a |
 4- to 6-MV photon | 34 (56)a |
 Mixed photon-electron | 3 (5)a |
Concurrent chemotherapy | 3 (4) |