Source:http://linkedlifedata.com/resource/umls/id/C0506215
UWDA: General anatomical term that refers to a cavity that is enclosed by a serous membrane and contains serous fluid. Examples: pleural cavity, peritoneal cavity, subdeltoid bursa, synovial cavity of hip joint.,FMA: General anatomical term that refers to a cavity that is enclosed by a serous membrane and contains serous fluid. Examples: pleural cavity, peritoneal cavity, subdeltoid bursa, synovial cavity of hip joint.