Knee pain, especially along the joint line
Swelling within hours or by the next day
A popping sensation at the time of injury
Stiffness or reduced range of motion
Pain when twisting, squatting, or pivoting
Trouble fully straightening the knee
Trouble fully bending the knee
Catching, locking, or clicking in the knee
Feeling like the knee is giving way
Pain that worsens with activity
Tenderness when pressing along the inside or outside of the knee
Difficulty bearing weight
Symptoms that persist for more than a few days
Symptoms that do not improve with rest, ice, compression, and elevation
A medical exam and imaging, such as an MRI, are needed to confirm a meniscus tear