What Causes Arthritis in the Knees?

Janice CarsonJanice Carson

Arthritis of the knees is a painful condition that leads to inflammation, swelling and pain. When your doctor first recognizes the symptoms, you will likely ask the question, “What causes arthritis in the knees?” The answer to this question is not as simple as the question itself. Some doctors note that the answer to what causes arthritis in the knees relates to a past injury. Others answer the question of what causes arthritis in the knees by pointing to the patient’s age.

The first answer to What Causes Arthritis in the Knees to normal use of the joints. The cartilage surrounding the joints protects the joint from stress and pressure. When you spend more time using your joints, you are more likely to suffer from the condition. A doctor might find that playing sports is the answer to what causes arthritis in the knees in your situation. Your doctor might also find that the answer to what causes arthritis in the knees relates to your immune system.

Your immune system keeps your body healthy by blocking certain toxins and bacteria that invade your body. With rheumatoid arthritis, your body overreacts to a problem. Your doctor might discover that the answer to what causes arthritis in the knees in your case is the immune system. For example, your body might think it needs to send white blood cells to a joint because of an injury. This buildup of cells leads to arthritis. What causes arthritis in the knees is a question that only your doctor can answer. In some cases, the doctor might find that you have several problems that all answer the question of what causes arthritis in the knees.

The answer to what causes arthritis can also relate to a specific injury. Damage to the joint weakens the cartilage and surrounding areas, which can cause arthritis. Sometimes, the answer to What Causes Arthritis in the Knees is surgery. A medical condition known as surgically induced arthritis can occur after surgery. This is particularly common in those who had surgery on a specific joint or near that joint. For example, you might have arthritis in your ankle after having surgical pins put into the joint. This type of arthritis often worsens over time. If you want to know what causes arthritis in the knees because you suffer from this problem, talk to your doctor about what caused your problem.