Fig. 4From: Evaluation of diagnostic accuracy of CBCT and intraoral radiography for proximal caries detection in the presence of different dental restoration materialsSchematic (upper row), CBCT (middle row), and intra-oral X-ray images (lower row) of the teeth; (a) absence of proximal caries (score 0), (b) enamel caries (score 1), (c) carious lesion extending to the outer half of dentin (score 2), and (d) carious lesion extending to the inner half of dentin (score 3)Back to article page