What are the classifications of osteoarthritis?
grade 1 (doubtful): doubtful joint space narrowing and possible osteophytic lipping. grade 2 (minimal): definite osteophytes and possible joint space narrowing. grade 3 (moderate): moderate multiple osteophytes, definite narrowing of joint space and some sclerosis and possible deformity of bone ends.
What is a KL score?
Introduction: Studies have shown that the Kellgren-Lawrence (K-L) score can differentiate the severity of osteoarthritis (OA). However, this grading system has not been compared with intraoperative assessment.
What is Kellgren Lawrence grade4?
In Kellgren and Lawrence scoring system [1], grade 4 (KL4) is the highest grade that can be assigned and once a knee is assigned to be KL4 with bone-on-bone contact at the tibiofemoral joint the severity of radiographic osteoarthritis (OA) based on KL system cannot progress any further even if there is further …
What osteoarthritis mean?
Osteoarthritis (OA) is the most common form of arthritis. Some people call it degenerative joint disease or “wear and tear” arthritis. It occurs most frequently in the hands, hips, and knees. With OA, the cartilage within a joint begins to break down and the underlying bone begins to change.
What is primary and secondary OA?
Osteoarthritis can be classified as primary or secondary. Primary osteoarthritis has no known cause. Secondary osteoarthritis is caused by another disease, infection, injury, or deformity. Osteoarthritis starts with the breakdown of cartilage in the joint.
What is KL grade3?
grade 3 (moderate): moderate multiple osteophytes, definite narrowing of joint space and some sclerosis and possible deformity of bone ends. grade 4 (severe): large osteophytes, marked narrowing of joint space, severe sclerosis and definite deformity of bone ends.
What does WOMAC measure?
The WOMAC is a disease-specific tool used for people with hip or knee OA to measure physical function, pain, and stiffness in the past 48 hours. The WOMAC is a self-administered instrument containing 24 items measuring 3 subscales: physical function (17 items), pain (5 items), and stiffness (2 items).
What is osteoarthritis Wikipedia?
Osteoarthritis (OA) is a type of degenerative joint disease that results from breakdown of joint cartilage and underlying bone. The most common symptoms are joint pain and stiffness. Usually the symptoms progress slowly over years. Initially they may occur only after exercise but can become constant over time.
What causes osteoarthritis?
What causes osteoarthritis? Primary osteoarthritis is caused by the breakdown of cartilage, a rubbery material that eases the friction in your joints. It can happen in any joint but usually affects your fingers, thumbs, spine, hips, knees, or big toes. Osteoarthritis is more common in older people.
What does secondary OA mean?
Secondary osteoarthritis happens when your cartilage is damaged by another disease or medical condition. Things that can cause it or make it more likely include: Obesity , which puts more stress on your joints, especially your knees.
What does moderate OA mean?
Stage 3 (Moderate) Stage 3 OA is classified as moderate OA. In this stage, the cartilage between bones shows obvious damage, and the space between the bones begins to narrow. People with stage 3 OA of the knee are likely to experience frequent pain when walking, running, bending, or kneeling.