Does one knee look swollen when compared to your other knee? Is there any pain or discomfort in the swollen knee? Do you feel stiffness in the swollen leg? If yes, you might be a victim of a condition known as knee effusion, says Dr. Bharani Kumar Dayanandam, senior orthopaedic surgeon and trauma consultant at Chennai Orthopaedics. Knee effusion aka ‘water on the knee’ occurs due to fluid accumulation in the knee joints. It can be caused by different reasons that might be acute or chronic. Acute causes include trauma like ligament tears, meniscus tears, broken bones, etc. Chronic conditions include diseases like osteoarthritis, rheumatoid arthritis, gout, infections like bursitis, tumors, etc. “It is very important to determine the exact cause of the knee swelling in order to effectively treat the condition,” says Dr. Bharani Kumar. “In most cases, if the underlying cause is not too serious, then the best course of action is ‘RICE’”, says Dr. Bharani Kumar. RICE stands for R...