Signs in favor of appendicitis diagnosis | Signs against diagnosis of appendicitis | ||
Male | +2 | Female | −1 |
Age ≥ 50 ans | +3 | Age 20 - 39 ans | −1 |
Duration of symptoms | Duration of symptoms | ||
36 hours | +2 | 3 days or plus | −3 |
48 hours | +1 | Right rectal mass | −3 |
Existence of defense | +3 | No defense | −3 |
Leukocytosis > 13 G/l | +2 | Leukocytosis < 10 G/L | −3 |
Genito-urinary Signs | −3 | ||
Global Score: arithmetical sum of points per item. When item values are not described, the number of points awarded is nil. |