Our Summary

This research paper investigates whether the treatment of the medial meniscus (a type of cartilage in your knee) during anterior cruciate ligament reconstruction (ACLR) surgery affects the way you walk two years post-surgery. The study was based on data from 56 athletes who had undergone ACLR and had no secondary injuries before the two-year check-up.

The results showed that those who had a portion of their medial meniscus removed during surgery (partial meniscectomy) walked differently than those who did not have any medial meniscus involvement or had their medial meniscus repaired. Specifically, they had a smaller knee bending angle and exerted more force on the part of the knee where the femur (thigh bone) and tibia (shin bone) meet on the inner side.

This difference in walking pattern could potentially lead to higher rates of osteoarthritis (a degenerative joint disease) in these individuals, as it puts more stress on the cartilage in that part of the knee. This information could be used to develop targeted treatments to help prevent or slow down the progression of osteoarthritis in these patients.

FAQs

  1. What is the main focus of this research paper on meniscectomy and ACLR surgery?
  2. How does partial meniscectomy during ACLR surgery affect the way patients walk post-surgery?
  3. Could the change in walking pattern after a partial meniscectomy lead to other health complications?

Doctor’s Tip

A doctor might advise a patient who has undergone a meniscectomy to focus on rehabilitation exercises that strengthen the muscles around the knee joint to help support and protect the remaining cartilage. Additionally, they may suggest maintaining a healthy weight to reduce excess stress on the knee joint and following up regularly with their healthcare provider to monitor any changes in their walking pattern or symptoms of osteoarthritis.

Suitable For

Patients who are typically recommended for meniscectomy are those who have a torn meniscus that is causing significant pain, swelling, and limited mobility in the knee. Meniscectomy is often recommended when conservative treatments such as physical therapy and corticosteroid injections have not been effective in relieving symptoms. Additionally, patients who have a meniscus tear that is causing mechanical symptoms such as locking or catching in the knee may also benefit from meniscectomy.

It is important for patients considering meniscectomy to discuss the potential risks and benefits of the procedure with their healthcare provider, as well as explore alternative treatment options. In some cases, a meniscus repair may be a more appropriate option to preserve the natural structure and function of the knee. Ultimately, the decision to undergo meniscectomy should be based on a thorough evaluation of the individual’s specific condition and treatment goals.

Timeline

Timeline of a patient’s experience before and after meniscectomy:

Before meniscectomy:

  1. Patient experiences knee pain, swelling, and possible locking or catching of the knee joint.
  2. Patient undergoes a physical examination and imaging tests, such as an MRI, to diagnose a tear in the meniscus.
  3. Patient may undergo conservative treatments such as rest, physical therapy, and corticosteroid injections to manage symptoms.
  4. If conservative treatments are ineffective, the patient may be recommended for meniscectomy surgery.

After meniscectomy:

  1. Patient undergoes meniscectomy surgery to remove the torn portion of the meniscus.
  2. Patient undergoes post-operative rehabilitation, including physical therapy to regain strength and range of motion in the knee.
  3. Patient may experience initial pain and swelling after surgery, which gradually improves over time.
  4. Patient gradually resumes activities and sports, following the guidance of their healthcare provider.
  5. Patient may experience changes in their walking pattern and joint mechanics due to the altered knee structure post-meniscectomy.
  6. Long-term follow-up is recommended to monitor for any signs of osteoarthritis or other complications related to the meniscectomy.

What to Ask Your Doctor

Some questions a patient should ask their doctor about meniscectomy include:

  1. What is a meniscectomy and why is it necessary for my condition?
  2. Are there any alternative treatments to meniscectomy that I should consider?
  3. What are the potential risks and complications associated with meniscectomy?
  4. How will a meniscectomy affect my knee function and mobility in the long term?
  5. Will I need physical therapy after the surgery, and if so, what will it entail?
  6. What is the expected recovery time following a meniscectomy?
  7. How likely am I to develop osteoarthritis in the future as a result of this surgery?
  8. Are there any specific lifestyle changes or exercises I should incorporate to help prevent or manage osteoarthritis after a meniscectomy?
  9. Will I need any follow-up appointments or imaging studies to monitor the health of my knee after the surgery?
  10. Are there any restrictions or limitations I should be aware of in terms of physical activity or sports participation after a meniscectomy?

Reference

Authors: Capin JJ, Khandha A, Buchanan TS, Snyder-Mackler L. Journal: Gait Posture. 2019 Oct;74:87-93. doi: 10.1016/j.gaitpost.2019.08.017. Epub 2019 Aug 27. PMID: 31491565