1. A method of automated medical diagnosis of a patient, the method comprising: providing a first medical symptom element, the first medical symptom element having an actual symptom weight for a first disease and an alternative symptom weight for a second disease; providing a second medical symptom element, the second medical symptom element having an actual symptom weight for the second disease; applying the actual weight for the first medical symptom element to a first diagnostic score and the alternative weight to a second diagnostic score, wherein the first diagnostic score is associated with the first disease and the second diagnostic score is associated with the second disease; and continuing diagnostic scoring by applying actual symptom weights for the second disease to the second diagnostic score.