Migration of pain, continuous abdominal pain and presence of an appendicolith on X-ray, guarding, rebound tenderness, thickened appendix wall, gurgling, neutrophilia, leucocytosis, increased appendix diameter on ultrasound, localized gas deposition on X-ray, bilious vomiting, periappendiceal free fluid, localized air-fluid level, scoliosis to the right side, pyrexia, right lower quadrant tenderness, increased CRP levels, anorexia, and male gender were the other predictors with decreasing OR values, consecutively. The gene discussed is CRP; the disease is Anorexia.