Instruction: Analysis of caries of the current situtation and forecast model to explain the process of
disease. In order for patients to understand 6 stages of the process of disease from C0
to C4, the 6 stages are made to a line and clearly demonstrated at every stage of the
symptoms. To illustrate the impact of the pulp of dental caries, dental models were
shaped cross section, showing the state of pulpitis in process. Through X-ray film and
photographs of the mouth, we can explain the status of caries and treatment options.