Knee ringing without pain may be related to chronic knee injury, knee meniscus laxity and so on.
1. Chronic knee injury: when the patient’s knee joint excessive exercise, can lead to chronic damage to its surrounding tissues, cartilage wear and tear can be knee ringing, when the degree is mild can be no pain.
2. Knee meniscus laxity: when the meniscus and the joint capsule connection part of the laxity, can lead to meniscus position change, so that the knee joint ringing, but no pain symptoms.
Knee ringing without pain can also be caused by the joints for a long time without movement, cold, etc. It is recommended to have a timely MRI examination of the knee joint and early treatment to avoid adverse effects.