A computer-assisted method of assisting a health care provider in diagnosing and treating a patient. The method includes preparing an event-based sequence relating to a disease for which the patient is diagnosed and treated and accepting answers from the health care provider during at least one clinical contact with the patient to a plurality of questions relating to the disease, a stage of the disease, an intervention of the disease, and a response to the intervention. The method also includes segmenting the event-based sequence into a plurality of milestone events for use by the health care provider in diagnosing and treating the patient.