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.

Pleurisy on your left side may cause pain under your left rib cage, but the main symptom is ... to check for pericarditis, a weak heart muscle, or problems with your heart valve.

Mets left fielder Jason Bay has returned to New York for tests on his strained left rib cage muscle. Bay left Florida Wednesday morning, and the team expects to know more details about the injury ...

Backe could miss at least one start after suffering a strain of the left posterior intercostal muscle, commonly referred to as a strained rib cage muscle. The injury occurred during the first ...

David Wright's left rib cage injury has been diagnosed as a muscle tear, but the New York Mets third baseman said he'll be ready by opening day. Wright returned to camp Wednesday after receiving a ...

PORT ST. LUCIE — David Wright and the Mets initially believed the third baseman’s left rib-cage soreness was a minor ... of time because of an oblique muscle injury Saturday, too, prompting ...

PITTSBURGH -- The St. Louis Cardinals put outfielder Tommy Pham on the 15-day disabled list Monday, a day after he strained a rib cage muscle ... he strained his left oblique muscle while making ...

The Miami Heat lost rookie guard Dwyane Wade to a strained muscle in his rib cage late in the second quarter ... and Jones hit a jumper with 4 minutes, 20 seconds left in the quarter to give ...