Se estudian 70 casos de caries interproximales de esmalte de molares y premolares, diagnosticadas mediante técnica radiográfica estandarizada, intencionalmente similar a la técnica clínica habitual. En todos los casos se realiza un estudio colorimétrico mediante la impregnación de la cavidad con fucsina básica al 0,5% en propilen glicol en el momento de la apertura cavitaria. Todos los casos son estudiados por, al menos, dos de los autores. Los resultados indican que en el 48,57% de los casos de lesión se limitaba histológicamente al esmalte, mientras que en 51,43% de los casos ya existía afectación dentinaria, la cual es teóricamente irreversible. Los resultados se analizan desde el punto de vista clínico.
70 cases of approximal molar and premolar caries were studied. All of them were diagnosed from standardized bitewing radiographs, following a technique intentionally similar to the habitual clinical one. A parallell colorimetric study was carried out in all cases, with impregnation of the cavity with with a solution of 1% acid red in propylene glycol, at preparation. All cases were studied by, at least, two authors. Results show that in 48, 57% of the cases the lesión is histologycally limited to enamel, while in 51,43% of the cases there was allready a dentinal involvement, wich is theoretically irreversible. The results were analyzed also from a clinical point of view.
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