These include conditions include: Monitoring pain under the left rib cage is important. Some causes, like gas or muscle ...

Others, including muscle tension or stiffness ... The pancreas and liver sit deep within the abdomen, just under the rib cage. Sometimes, problems with these organs cause pain on the upper ...

An uneven rib cage can occur for a variety of reasons. Poland syndrome is a rare disorder that causes a person to be born with missing or underdeveloped muscles on one side of the body.

The following are emergency causes of pain under the left rib cage: Heart Attack A heart attack occurs when blood flow to the heart is blocked, leading to damage or death of heart muscle tissue.