Suprapatellar Joint Effusion of the Knee

Опубликовано: 07 Январь 2025
на канале: X-Ray Review - Educational Radiology Channel

20,697

248

Welcome to our educational video on one of the most crucial radiographic findings in knee imaging: the suprapatellar joint effusion. In this comprehensive tutorial, we will delve into the intricacies of identifying and interpreting suprapatellar joint effusions through X-Ray images.
A suprapatellar joint effusion refers to the accumulation of fluid within the joint space located above the patella (kneecap). This can result from various causes, including trauma, inflammation, and degenerative conditions, such as osteoarthritis and rheumatoid arthritis. Recognizing this finding is vital for accurate diagnosis and effective treatment planning.
Key Radiographic Signs include:
Increased Joint Space: Observe an abnormal widening of the joint space above the patella, indicating the presence of accumulated fluid.
Soft Tissue Swelling: Identify soft tissue fullness above the patella, indicating an increase in the volume of synovial fluid within the joint.
Fat Pad Displacement: Notice displacement or distortion of the fat pad located above the patella, which is caused by the effusion.
Loss of Definition: The usually well-defined suprapatellar fat pad borders might appear blurred or indistinct due to the effusion.
Thank you and enjoy!