Joint effusion a resultant large effusion due to inflammation. Gout is usually present with recurrent attacks of acute inflammatory arthritis (red, tender, hot, swollen joint). It is caused by elevated levels of uric acid in the blood that crystallizes and deposits in joints, tendons, and surrounding tissues. Gout affects 1% of individuals in Western populations at some point in their lives. Trauma from ligamentous, osseous or meniscal injuries can result in an effusion. These are often hemarthrosis or bloody effusions. Rest Joint effusion A joint effusion is the presence of increased intra-articular fluid. It may affect any joint. Commonly it involves the
Septic arthritis rates generally range from 10-20%. These rates increase depending on the offending organism, older age, and comorbidities such as rheumatoid arthritis. Septic arthritis Septic arthritis, also known as joint infection or infectious arthritis, is the invasion of a joint by an infectious agent resulting in joint inflammation. Symptoms typically include redness, heat, and pain in a single joint associated with a decreased ability to move the joint. Onset is usually rapid. Other symptoms may include fever, weakness, and headache. Occasionally, more than one joint may be involved. Causes include bacteria, viruses, fungi, and parasites. Risk factors include an artificial joint,