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How do I know if I tore my MCL?

Author

William Rodriguez

Published Jan 08, 2026

If your MCL (medial collateral ligament) is torn, you may experience the following signs and symptoms:

  1. Hearing a popping sound at the time of the injury.
  2. Experiencing pain in your knee.
  3. Having tenderness along the inner side of your knee.
  4. Having stiffness and swelling in your knee.

How do you check for a torn MCL?

Magnetic resonance imaging (MRI): This test is 90 percent accurate for diagnosing MCL injuries and may be ordered if the physical exam findings are unclear or if your doctor suspects other injuries.

What does a torn MCL feel like?

Stiffness. Swelling. Tenderness along the inside of the knee. A feeling that the injured knee may give way under stress or may lock or catch.

How do you know if your MCL is torn or sprained?

An individual with an MCL tear may notice the following: A popping sound when the injury is sustained. Pain (ranging from mild to severe depending on injury grade) on the inside of the knee. Instability, or feeling like the knee cannot bear weight and may give out.

Can a MCL tear heal on its own?

While an MCL tear can be extremely painful, the good news is that the tear usually heals on its own after a few weeks of rest. While there are no figures available on how many MCL injuries occur each year, it is considered the most common type of knee injury.

34 related questions found

How do I know if my knee injury is serious?

Call your doctor if you:

  1. Can't bear weight on your knee or feel as if your knee is unstable or gives out.
  2. Have marked knee swelling.
  3. Are unable to fully extend or flex your knee.
  4. See an obvious deformity in your leg or knee.
  5. Have a fever, in addition to redness, pain and swelling in your knee.

Can you still walk with a torn MCL?

If the MCL or ACL tears, the result is usually pain, swelling, stiffness, and instability. In most cases, the injured person can still walk with the torn knee ligament. But the movement will be severely limited, not to mention painful. Surgery may be the best route to a pain-free life, with amazing success rates.

Does MCL tear hurt to touch?

This area may be painful to the touch. Increased pain a few hours after the injury. Bruising around the knee, especially around the location of the MCL (inner knee).

How do I know if I tore my meniscus?

Symptoms

  1. A popping sensation.
  2. Swelling or stiffness.
  3. Pain, especially when twisting or rotating your knee.
  4. Difficulty straightening your knee fully.
  5. Feeling as though your knee is locked in place when you try to move it.
  6. Feeling of your knee giving way.

Is walking good for MCL sprain?

Many physical therapists and doctors recommend walking as an exercise to help relieve pain and stiffness after an MCL sprain, mainly if it is a grade II sprain. The MCL helps support the knee, and it is important to walk as soon as possible after the injury. Walking is beneficial in the healing process of MCL sprains.

Where is MCL pain felt?

Most people who tear their MCL feel pain and a "pop" in their knee when the injury happens. Their knee usually swells soon after the injury, most of the time around the inside part of the knee.

How do you tell if I tore a ligament in my knee?

You may have:

  1. Pain, often sudden and severe.
  2. A loud pop or snap during the injury.
  3. Swelling within the first 24 hours after the injury.
  4. A feeling of looseness in the joint.
  5. Inability to put weight on the joint without pain, or any weight at all.

Is walking good for torn ligaments?

The short answer is yes. After the pain and swelling subsides and if there is no other injury to your knee, you may be able to walk in straight lines, go up and down stairs and even potentially jog in a straight line.

How do you treat a MCL tear at home?

Most MCL injuries can be treated at home with rest, ice, and anti-inflammatory medicine. Your doctor may suggest that you use crutches and wear a brace that protects but allows for some movement of your knee. You may need to reduce your activity for a few weeks.

Do I need an MRI for MCL tear?

Magnetic resonance imaging (MRI) is the investigation of choice to confirm injury to knee ligaments, including the MCL [1]. Although an MRI is not 100% sensitive for detecting MCL injuries [2], surgeons can rely on its findings for a diagnosis in grade 3 MCL tears.

Can you bend your knee with a MCL tear?

Swelling can spread to other areas of the knee joint in the days following the injury. The knee may feel stiff, and a person may have difficulty straightening their leg or bending their knee. They may also find climbing the stairs or sitting in a chair challenging as this requires them to bend their knee.

How does a meniscus tear feel?

Individuals with a meniscus tear often complain of pain along the joint line. They often have pain or weakness with bending the knee and sometimes they have a catching or locking sensation. With an acute tear, individuals may notice a lot of swelling in the knee and often report that they heard or felt a pop.

Where is meniscus pain felt?

Initial symptoms of a torn meniscus include well-localized pain and swelling in the knee. The pain is usually either on the inner or outer side of the knee, not around the kneecap.

Where does a meniscus tear hurt?

Symptoms of a meniscus tear may be different for each person, but some of the most common symptoms are: Pain in the knee joint: usually on the inside (medial), outside (lateral) or back of the knee. Swelling. Catching or locking of the knee joint.

Is MCL the same as meniscus?

While MCL injuries are generally a result of a direct blow to the outer side of the knee that pushes the knee inwards, meniscus injuries are usually the product of direct pressure on the knee following a forced twist or rotation.

Where does your knee hurt with a torn MCL?

MCL injuries hurt. Most people feel pain along the inside edge of the knee, and they also have swelling. You might hear a pop when the damage to the knee takes place, and your knee may lurch to the side.

Can you bend your knee with a torn ligament?

Unable to Bend Knee.

When you've torn your ACL you will lose a range of motion. Try bending your knee and then straightening it out. If you can't bend your knee to a 90 degree angle or straighten out your leg because of pain, stiffness and swelling, then it is likely that you've torn your ACL.

What is the best painkiller for knee pain?

Over-the-counter medications — such as ibuprofen (Advil, Motrin IB, others) and naproxen sodium (Aleve) — may help ease knee pain. Some people find relief by rubbing the affected knee with creams containing a numbing agent, such as lidocaine, or capsaicin, the substance that makes chili peppers hot.

Should I wrap my knee if it hurts?

Wrap an elastic bandage around your knee to help control swelling. Make the bandage fit snugly around your knee, but not tight enough to cause pain or leg swelling. Elevation. Lying down with your knee propped up on pillows may help control pain and swelling.

How long should knee pain last before seeing a doctor?

Generally, athletes should see a healthcare provider for pain lasting more than 48 hours and other adults should see an expert if there seems to be no change for three weeks. Generally, most healthcare providers recommend that you schedule an appointment as soon as you notice that your symptoms impact the way you live.