Acute<unk>  upper quadrant abdominal pain usually arises from the liver and the biliary tree.  Gallstone diseases are among the most common<unk> ; hence, an emphasis is first laid on the gallstone diseases while approaching the patient.
Causes of right upper quadrant abdominal pain
Causes of right lower quadrant abdominal pain
Causes of left upper quadrant abdominal pain
Causes of left lower quadrant abdominal pain
Causes of epigastric abdominal pain
Gastrointestinal perforation causes
Spontaneous bacterial peritonitis causes
Causes of diffuse abdominal pain