Knee is one of the most important joints in our body and is formed by two bones the femur and the tibia. It also consists of ligaments, cartilage, tendon, synovial fluid and knee cap for maintaining the proper functioning of the knee joint. Knee pain is seen in most of the people regardless of their age. The knee pain can be due to number of reasons like the dislocation of the knee cap, torn tendon, ligament tear or arthritis or it can be due to some other reasons. Some of the causes of knee pain are listed below.
Causes for Knee Pain
1. Dislocation of the Knee
Dislocation of knee will cause severe pain in patients and it is common in kids. It can be the result of an accident or a simple jerk.
2.Â Ligament Injuries
There are four ligaments in your knee and any rupture or torn in these ligaments will produce severe pain immediately. This pain will aggravate in time and also on adding stress to the joint. It will be difficult for you to bend your leg or to walk.
Arthritis is a degenerative disorder and among the different types of arthritis osteoarthritis is found to affect the knee joints mostly. Knee pain related to arthritis is commonly seen in people above 40 years of age and it affects the cartilage with in the knee joint. Frequent knee injuries and obesity causes wear and tear to the cartilage and this result in pain. While rheumatoid arthritis causes inflammation in the knee and leads to pain in the knee. Knee pain related to rheumatoid arthritis is common in young people.
4. Tendon Injuries
The bones in the knees are connected to the muscles through tendons and any torn or inflammation to these tendons will cause knee pain. The tendon found in front of the thighs are called patellar tendon and they are more likely to get damaged. Damages to the tendon may cause swelling around the knee. Athletes are more prone to this type of injury.
5. Cartilage injuries
Cartilage is a C shaped structure found inside the knee. When the cartilage is subjected to wear and tear it develops swelling in the knee and thus causes pain gradually with in 24 hours. Sometimes softening of the cartilage is seen in youngsters around 15-35 years age which causes pain in the knee.
Any inflammation to the fluid filled sac of knee called bursa produces redness, stiffness, swelling and pain in the knee joint.