Surgery·Surgery
Knee aspiration
Informed by recognized medical guidance
Overview
Knee aspiration, also called arthrocentesis, is a procedure where a doctor uses a needle to remove extra fluid from the knee joint. This can help diagnose the cause of swelling and often provides pain relief.
Key facts
- It helps find the cause of knee swelling, such as infection, arthritis, or injury.
- It can quickly relieve pressure and improve movement.
- The fluid removed is usually sent to a lab for testing to guide further treatment.
Yes, knee aspiration is a common and generally safe procedure performed in clinics, emergency rooms, and hospitals.
It affects people of all ages who have knee swelling due to injury, arthritis, infection, or other joint conditions.