Meniscus Tears: Matching Treatment to the Injury and the Patient
What a Meniscus Tear Actually Is
The medial and lateral menisci are wedge-shaped fibrocartilage structures in the knee that serve as shock absorbers, help distribute load evenly across the joint, and contribute to stability. A meniscus tear means that the continuity of this tissue has been disrupted — either through acute trauma or through cumulative degenerative changes.
Not all meniscus tears are the same. Tear patterns vary considerably: longitudinal, radial, horizontal, complex, and bucket-handle are among the types identified on MRI. Where the tear is located within the meniscus matters significantly for treatment decisions — tears in the outer third (red zone) have access to blood supply and can heal if repaired; tears in the inner two thirds (white zone) lack vascularity and cannot heal on their own.
Understanding these distinctions is why an accurate MRI reading, combined with a thorough clinical evaluation, is necessary before any treatment plan is made.
Symptoms and Diagnosis
Acute tears in younger patients often present with a clear event — a twist or pivot during sport — followed by pain, swelling, and possible locking or catching of the knee. Degenerative tears in older patients tend to present more gradually, with aching joint-line pain, stiffness, and swelling after activity, without a discrete injury event.
Your physician will assess joint-line tenderness, perform provocative maneuvers during examination, and review MRI findings to characterize the tear. It is also important to evaluate for concurrent injuries — ACL tears and meniscus tears frequently occur together — and to assess the degree of underlying arthritis, which affects which treatments are likely to succeed.
Nonsurgical Treatment: When It Works
Nonsurgical management is appropriate for a substantial portion of meniscus tears, particularly degenerative tears in middle-aged or older patients. Randomized controlled trials have shown that for patients with degenerative meniscus tears — especially those with concurrent knee arthritis — physical therapy produces outcomes comparable to arthroscopic surgery, without the procedural risk.
Conservative management consists of a structured physical therapy program to strengthen the quadriceps, hamstrings, and hip musculature; activity modification to avoid provocative positions; anti-inflammatory medications; and, when appropriate, corticosteroid or hyaluronic acid injections to reduce pain and facilitate participation in therapy. The timeline for meaningful improvement is typically two to three months.
Surgical Treatment: Repair vs. Meniscectomy
Surgery is indicated when the knee is mechanically locked, when nonsurgical care fails to provide acceptable function, or when the tear pattern and patient characteristics suggest that repair offers a meaningful long-term benefit.
Arthroscopic surgery is performed through two small incisions with a camera and instruments. The decision between repair and meniscectomy depends on the tear's location, pattern, size, and the patient's age and activity level.
Meniscus repair — suturing the tear to allow healing — is preferred when the tear is in a well-vascularized zone and the patient is young enough to benefit from meniscal preservation long-term. Recovery following repair is four to six months because the tissue must be protected while it heals. Meniscectomy — trimming the torn portion — provides faster symptom relief and shorter recovery, but permanently reduces the meniscal tissue available to protect the joint. Surgeons aim to preserve as much functional meniscus as possible.
Expected outcomes after either procedure are generally good for appropriately selected patients, with most returning to prior activity levels.
If you're experiencing knee pain or have been told you have a meniscus tear, the specialists at Maryland Orthopedic Specialists can help. Call (301) 515-0900 or [schedule an appointment online](https://www.mdorthospecialists.com/contact).
