Table 4 Mean parotid dose in relation to reduction of salivary flow in studies with dose-volume histogram based on planning head and neck computed tomography scans
Study | Patient No | Technique to assess salivary flow | Mean parotid dose | Evaluation time |
|---|---|---|---|---|
Teshima et al. [1] | 20 | Saxon test | 30 Gy | NS |
Bussels et al. [3] | 16 | Scintigraphy | 22.5 Gy | 7 months |
Roesink et al. [6] | 108 | Suction cup | 39 Gy | months |
Eisbruch et al. [9] | 88 | Suction cup | 26 Gy | 12 months |
Cerezo et al. [11] | 16 | Spitting cup | 4.7 Gy (contralateral unirradiated parotid) | 12 months |
Munter et al. [19] | 18 | Scintigraphy | 26 Gy | 6 months |
Chao et al. [20] | 41 | Spitting cup | 30 Gy | 6 months |
Saarilahti et al. [21] | 17 | Spitting cup | 25.5 Gy | 12 months |