Pain on the outer or inner side of your knee after a sports injury or direct blow? You may have damaged one of your collateral ligaments. Getting the grade right is everything — some tears heal in two weeks with physiotherapy, others need surgery.
Dr. Harish Talreja is an experienced orthopaedic specialist in Jaipur who treats all grades of LCL and MCL injury — from mild sprains managed with rest and physio to Grade 3 complete tears requiring reconstruction at Manipal Hospital Jaipur.
Your knee is stabilised on both sides by the collateral ligaments. The LCL (lateral collateral ligament) on the outer side and the MCL (medial collateral ligament) on the inner side. Both prevent your knee buckling sideways — but they behave very differently when injured.
The key difference: most MCL injuries heal on their own without surgery. Grade 3 LCL tears often don't — because the LCL is commonly injured alongside the posterolateral corner (PLC) structures that require surgical reconstruction.
Pain specifically on the outer knee after a varus force or direct contact. Worse with lateral loading activities.
Pain at the fibula head, lateral joint line or lateral femoral condyle on palpation and with weight bearing.
Localised swelling around the fibula head and outer joint line — typically less than ACL haemarthrosis.
Feeling of the outer knee "opening up" when pivoting, descending stairs or during sport.
Peroneal nerve runs near the fibula head — lateral injury may cause outer lower leg or foot numbness. Needs urgent assessment.
Restricted flexion and extension in the days after injury due to pain and protective muscle guarding.
Pain on the inner knee after a valgus force — a tackle from the side. The most common knee ligament injury in sport.
Pain along the MCL from medial femoral condyle to tibial insertion — reproducible on palpation.
Localised swelling on the inner knee — isolated MCL tears rarely cause the dramatic joint swelling of an ACL tear.
Inner side of the knee feels like it opens when going upstairs, changing direction, or during sport.
Reproduction of pain when an outward force is applied to the knee — the clinical valgus stress test confirms the diagnosis.
If you heard a pop AND have medial pain and joint haemarthrosis — a combined ACL + MCL injury must be excluded by MRI.
The grade is the single most important factor in your treatment plan. Dr. Talreja grades every collateral ligament injury clinically and with MRI — because the difference between Grade 2 and Grade 3 is the difference between 6 weeks of physio and potentially 6 months of rehabilitation after surgery.
Microscopic fibre damage only. The ligament is intact — the knee is stable. Negative stress tests. No brace or surgery needed.
Partial tearing with some joint laxity but a definite end feel on stress testing. Hinged brace and supervised physiotherapy required.
Complete rupture — no ligament continuity. Significant joint opening on stress at 0° AND 30°. LCL: surgery usually needed. MCL: often heals conservatively.
For most MCL tears — no. For Grade 3 LCL tears with PLC involvement — yes. Dr. Talreja gives you an honest recommendation based on your specific grade, lifestyle and goals.
All Grade 1 and Grade 2 LCL and MCL tears — physiotherapy and activity modification, back to sport in 1 to 6 weeks
Most Grade 3 MCL tears — MCL heals outside the joint capsule; brace + physio for 6–12 weeks works in most patients
Combined ACL + MCL — MCL managed conservatively while the ACL is reconstructed; both rehabilitate together
Elderly or low-demand patients who can modify activities to avoid lateral or medial loading
Grade 3 LCL with posterolateral corner (PLC) involvement in active patients — PLC must be addressed simultaneously
Bony avulsion LCL tear from fibula head — surgical reattachment within 2–3 weeks gives best results
Grade 3 MCL trapped in joint (Stener-type lesion) that cannot heal without surgical exploration
Persistent instability after 3+ months of dedicated conservative physiotherapy and bracing
The commonly quoted "3–12 weeks" applies only to Grades 1 and 2. Surgical Grade 3 LCL reconstruction needs a full return-to-sport programme.
Most MCL injuries require only physiotherapy — keeping costs low. A personalised estimate is provided after consultation and MRI review.
Costs include consultation, imaging, treatment and hospital care where applicable.
Dr. Harish Talreja offers accurate collateral ligament grading, an honest conservative-first approach for MCL injuries, and surgical expertise for Grade 3 LCL and complex combined ligament cases at Manipal Hospital Jaipur.
Arthroscopic Procedures
Years Experience
First for MCL Injuries
Book a consultation with Dr. Harish Talreja at Manipal Hospital Jaipur — accurate diagnosis, honest advice, and the right treatment for your grade of injury.
Shop No. 2/34, A Block
Vaishali Estate Township, Gandhi Path West
Jaipur – 302021
Book Appointment ›I had a good experience consulting with the doctor and he's really well mannered.
Feel free to pay us a visit. You won’t regret it for sure.