Boas' or Boas's sign is hyperaesthesia (increased or altered sensitivity) below the right Hypochondrium or 12th rib region, which can be a symptom in acute cholecystitis (inflammation of the gallbladder).
Boas' or Boas's sign is hyperalgesia (increased sensitivity) below the right hypochondrium or 12th rib region, which can be a symptom in acute cholecystitis (inflammation of the gallbladder).