Table I.
Occurrence of cervical resorption after internal bleaching procedures.
| References | Number of bleached teeth | Whitening treatment | Cases of cervical resorption | Age of patients (years) | Cervical seal | Trauma | |
|---|---|---|---|---|---|---|---|
| Clinical studies | |||||||
| Abou-Rass (1998) | 112 | wbt: sp.+30%H2O2 | None | - | - | - | - |
| Anitua et al. (1990) | 258 | wbt: sp.+110 vol H2O2 | None | - | - | - | - |
| Aldecoa & Mayordomo (1992) | |||||||
| Friedman et al. (1988) | 58 | (a) thermocatalytic: 30%H2O2 | 1 | 24 | No | No | Yes |
| (b) wbt 30%H2O2 | 1 | 18 | No | No | No | ||
| (c) thermocat. + wbt 30%H2O2 | 2 | 14 | No | No | Yes | ||
| Heithersay et al. (1994) | 204 | Thermocatalytic: 30%H2O2 | 4 | 1: 10–15 | No | Yes | Yes |
| Following wbt 30%H2O2 | 3: 16–20 | No | Yes | Yes | |||
| Holmstrup et al. (1998) | 69 | wbt: sp. + water | None | ? | Yes | Predominantly | No |
| Case Reports | |||||||
| Al-Nazhan (1991) | 1 | Thermocatalytic: 30%H2O2 | 1 | 27 | No | No | Yes |
| Following wbt: sp. + 30%H2O2 | |||||||
| Cvek & Lindvall (1985) | 11 | Thermocatalytic: 30%H2O2 | 11 | <21 | No | Yes: 10 | Yes |
| Following wbt 30%H2O2 | No: 1 | ||||||
| Friedman (1989) | 3 | No exact description | 3 | ? | ? | ? | ? |
| Gimlin & Schindler (1990) | 1 | wbt: sp.+30%H2O2 | 1 | 13 | No | Yes | No |
| Goon et al. (1986) | 1 | wbt: sp.+30%H2O2 | 1 | 15 | No | Yes | No |
| Harrington & Natkin (1979) | 7 | Thermocatalytic: 30%H2O2 | |||||
| Following wbt: sp. + 30%H2O2 | 7 | 14–29 | No | Yes | Yes | ||
| Lado et al. (1983) | 1 | Thermocatalytic: 30%H2O2 | 1 | 44 | No | No | Yes |
| Following wbt: sp. + 30%H2O2 | |||||||
| Latcham (1986) | 1 | wbt: Endoperox | 1 | 8 | No | Yes | No |
| Latcham (1991) | 1 | wbt: Endoperox | 1 | 14 | No | Yes | No |
| Montgomery (1984) | 1 | No exact description | 1 | 19 | ? | Yes | ? |
The age of patients means the age at the time of the whitening treatment. The columns cervical seal, occurrence of trauma and application of heat refer to teeth witch showed cervical resorption.
?: No statement; sp. sodium perborate; wbt: walking bleach technique.