Diagnostic finding

Joint effusion

Abnormal accumulation of intra-articular fluid within a synovial joint cavity, producing joint swelling, pain, and restricted range of motion. Possible causes are trauma, inflammation (rheumatoid arthritis, SLE), gout, infection (septic arthritis), or degenerative arthropathy.

Also known as: Hydrarthrosis, Water on the knee, Joint swelling, Hydrops

Referencing diagnoses

Familial mediterranean fever
Rheumatoid arthritis

Note: Lists existing diagnoses in Diagnotize only.