System will list the symptoms and findings under “Symptoms and Findings”. User can check the possible symptoms/findings from this list in the left panel. User can manually browse or search symptoms and once selected it will be listed on the “Selected List”. Depending on the list of ‘selected signs and symptoms’, the system will automatically display a ‘differential diagnosis’ list and place a ranking next to each using a red to the green gradation. This list can be further refined by adding more and more symptoms and findings.