Symptom Checker
Step 4: Read and complete the decision guide to learn more about your symptoms.
Knee Pain
Based on your answers that you are older than 45, other joints are bothering you, your painful knee is swollen and there is locking and/or giving way of the knee, there are a number of possible causes of knee pain. More than one may be present at the same time, including:
osteoarthritis
rheumatoid arthritis or a related condition (such as spondyloarthropathy)
cartilage damage (may also be called a torn meniscus
ligament injury, including anterior cruciate ligament (ACL) or posterior cruciate ligament (PCL) injury
crystal-induced disease such as gout and pseudogout.
Disclaimer: This content should not be considered complete and should not be used in place of a call or visit to a health professional. Use of this content is subject to specific terms of use & medical disclaimers.
