1. An alert system for patient treatment comprising: a monitoring device operably coupled to a patient, said monitoring device outputting a monitoring signal in response to a measured parameter of the patient; a controller receiving said monitoring signal and continuously calculating a secondary, non-measurable parameter of the patient based on said measured parameter, said controller outputting a display signal, said controller determining said display signal based on an automated calculation, whereby said controller actively accesses a medical-related history of the patient derived from an electronic source other than said monitoring signal to determine said automated calculation; and a display device operably coupled to said controller and receiving said display signal; said display device having a plurality of display indicia where at least one of the plurality of display indicia is responsive to said display signal, wherein at least two of said plurality of display indicia being substantially shaped as readily-identifiable organs and operable to actively display a condition indicative of associated organs of the patient.