Figure 1From: Factors affecting the dental erosion severity of patients with eating disordersDiagnostic criteria for dental erosion. Dental erosion limited to the enamel (mild group). Dental erosion extending to the dentin (severe group). E1 (slight): Enamel alone affected. E2 (mild): Additional progression and tooth loss, but not involving the dentin. E3 (moderate): Tooth loss affecting the dentin. E4 (severe): Complete tooth loss.Back to article page