<unk>  is one of the most important signs of peritonitis when evaluating an acute abdomen.  In recent years the value of<unk>  has been questioned, since it may not add any diagnostic value beyond the observation that the patient has severe<unk> .
Rebound tenderness
Abdominal guarding
Precordial thump
Peristalsis
Interscapular pain
Pulsus alternans
Irregular pulse
Pump