The abdomen is divided into four sections called quadrants. An abdominal mass may ... This will lead him or her to determine which organs or surrounding structures are affected by the abdominal ...

T he right upper quadrant of the abdomen (RUQ), which starts at the bottom of the ribs and ends at the pubic area on the right side of the abdomen, is home to several organs, including the liver ...

Since the abdomen houses many organs, it's often unclear where the ... For example, if a person feels pain in the upper left quadrant of the abdomen, they may be experiencing problems with the ...