Elbow joint effusion refers to swelling in the elbow joint due to a buildup of fluid. It results from inflammation and can happen for various reasons. Possible causes of elbow joint effusion include a ...

Water on the knee, or knee effusion, refers to the buildup of fluid in and around the knee joint. This condition leads to a painful, swollen knee and can be caused by various factors, including ...

Pericardial disease are conditions that affect your pericardium. Your pericardium is a flexible, two-layered sac that surrounds your heart. Your pericardium contains your heart in your chest wall. It ...