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Knee Arthritis, Orthopaedic & Trauma Surgeon, Cambridge
Arthritis is a condition which affects the surfaces of joints (i.e. the cartilage) and wears it down until it no longer moves as smoothly as it used to, and no longer cushions the joint.
What is arthritis?
Arthritis is a condition which affects the surfaces of joints (i.e. the cartilage) and wears it down until it no longer moves as smoothly as it used to, and no longer cushions the joint. Damage to the cartilage can lead to bones rubbing directly together, which can lead to pain, stiffness etc.
What are the types of arthritis in the knee?
Amputations are performed for various reasons, most commonly due to Peripheral Vascular Disease (PVD), where poor circulation leads to pain, infection, or gangrene. Other reasons include:
- Osteoarthritis – Osteoarthritis is the most common type of arthritis affecting the knee, and is a gradually progressive degeneration of the knee cartilage. The surface of the knee joint becomes rough, and this can lead to pain, stiffness and limited motion.
- Rheumatoid arthritis or Inflammatory arthritis – An autoimmune disease which can affect multiple joints, including the knee. Patients with rheumatoid arthritis usually report that the pain is worse after rest and inactivity (e.g. in the morning) as the joints tend to stiffen. On the other hand, the pain tends to improve with rest.
- Post-traumatic arthritis – May occur following an injury to the ligaments, cartilage, and bones of the knee. This can cause instability to the joint and lead to increased wearing of the cartilage surfaces.
What causes knee osteoarthritis?
- Age
- Gender
- Obesity
- Gender
- Previous joint injury, damage or deformity
- Occupational overuse of a joint
Get expert guidance on your condition
Knee arthritis affects each patient differently. Book a consultation to understand your diagnosis and the best approach for managing symptoms.
What are the symptoms of knee arthritis?
- Pain: Often described as a deep ache, sometimes radiating down the shin.
- Swelling: Inflammation causes excess fluid to build up in the joint.
- Stiffness: Due to bony growths, ligament tightening, and joint capsule contraction.
- Mechanical symptoms: Some patients experience catching or the knee giving way due to loose cartilage or instability.
Identify the signs early
Mechanical symptoms: Some patients experience catching or the knee giving way due to loose cartilage or instability.
What is the treatment for knee arthritis?
The choice of treatment depends on the severity of the disease and the patient’s lifestyle goals. The least invasive options are explored first before considering surgical intervention.
What are the non-surgical treatments for knee arthritis?
Non-surgical options include:
- Rest & limited activity – Reducing strain on the joint.
- Weight loss – Eases pressure on the knee.
- Physiotherapy – Improves strength and flexibility.
- Anti-inflammatory medication – Such as ibuprofen or naproxen.
- Steroid injections – Provides temporary pain relief but is not a long-term solution.
Explore non-surgical treatments
Many patients find relief through non-invasive treatments. Find out what solutions might work for you.
What are the surgical treatments for knee arthritis?
When non-surgical methods fail to relieve symptoms, surgery may be recommended. Options include:
- Knee arthroscopy – A minimally invasive procedure to remove damaged cartilage.
- Partial knee replacement – Replaces only the damaged portion of the knee.
- Total knee replacement – Replaces the entire knee joint.
- High tibial osteotomy – Realigns the knee to relieve pressure on the damaged area.