1. A method for use in a computer system for diagnosing lower urinary system conditions of a patient, the method comprising receiving at least two points of urodynamic data concerning the patient; assigning respective diagnostic values to each of the at least two points of the urodynamic data; quantifying one norm value for at least one part of lower urinary system function; quantifying at least one recognized pathology of lower urinary system conditions as a degree of departure from the norm value; determining a lower urinary system condition diagnosis of the patient, as a function of the degree of departure from the at least one norm value, by invoking a set of rules to compare the diagnostic values to the norm value; and reporting the determined lower urinary system condition diagnosis.