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Doctor insights on: Pain Behind The Knee When Leg Fully Extended

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What injury of the knee could lead to pain behind the kneecap and the inability to fully extend the leg?

What injury of the knee could lead to pain behind the kneecap and the inability to fully extend the leg?

Several things: Cartilage wear behind the knee cap called chondromalacia, or degenerative arthritis, quadriceps tendinitis, patella tendinitis, and possibly an anterior horn meniscus tear. If it was a impact injury a patella fracture or bone contusion could do the same. ...Read more

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I fell, since then my leg is painful behind my knee. It radiates up and down a bit. It is worst when fully extended and when changing positions.

I fell, since then my leg is painful behind my knee. It radiates up and down a bit. It is worst when fully extended and when changing positions.

Sprain: Sprain of muscle or ligament is likely. If there is swelling, discoloration or severe tenderness, have your physician examine you. Otherwise, try cold applications for 48 hours and then heat; NSAIDS like ibuprofen and wearing a ACE knee brace should help. ...Read more

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Pain behind left knee for 3 days (posbly overuse) & couldn't fully extend; movmnt helped. Went away as calf pain began - now swelling in calf?

Pain behind left knee for 3 days (posbly overuse) & couldn't fully extend; movmnt helped. Went away as calf pain began - now swelling in calf?

Strain calf musce: The symptoms description resemble those produced by strain ot he calf muscles (gastrosoleus group).Applying some heat and gentle gradual streching should help to recover. ...Read more

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My knee hurts on the back side when I fully extend my leg. The pain is greater after workout. What should I do?

My knee hurts on the back side when I fully extend my leg. The pain is greater after workout. What should I do?

Seek an evaluation: Your symptoms are nonspecific. In other words you need to have a more detailed evaluation. You could have a cartilage tear, a cyst or even knee cap problems. ...Read more

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I have noticed that right below my knee there has been some swelling. It's doesn't hurt when touched, but only when the leg is fully extended. I'm 17?

I have noticed that right below my knee there has been some swelling. It's doesn't hurt when touched, but only when the leg is fully extended. I'm 17?

See below: Pain could be due to patellar tendonitis (try knee strap) or irritated/early wear of the patella cartilage or the surface cartilage of the thigh bone that rubs against the patella (try knee sleeve with a cutout for knee cap). Other causes could include a plica and osgood schlatters. For starters avoid stairs, knee extension machines, deep knee squats, lunges etc. Try therapy, antiinflammatories. ...Read more

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Fell hard on my knee while snowboarding and now I can't fully extend my left leg. What kind of injury is this?

Fell hard on my knee while snowboarding and now I can't fully extend my left leg. What kind of injury is this?

See your doctor: These symptoms can only be adequately worked up by your doctor. He/she will listen to you, perform an examination, perhaps orders some tests to find out what's wrong. ...Read more

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Can't fully extend my knee while leg pressing, and it hurts from below my knee cap up the outside when bent for to long.

Get evaluated: Might be patellofemoral problem such as chondromalacia. Could also be the it band. Might be an internal problem for example lateral meniscal tear as well. May need mri. ...Read more

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I had a fall and my knee popped as I fell. I can't walk or fully extend my leg. I'd this an MCL tear? Pain on the inside of my knee.

I had a fall and my knee popped as I fell. I can't walk or fully extend my leg. I'd this an MCL tear? Pain on the inside of my knee.

More likely ACL Tear: Injury of the knee associated with a "pop" at the time of injury is most often associated with an injury to the anterior cruciate ligament. This injury is often associated with concurrent injuries to the menisci, which could explain the pain on the inside (medial) side of the knee. Bone bruising and injuries to to articular cartilage may also occur. I strongly recommend an orthopedic evaluation. ...Read more

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Leg fully extended/flexed or between. Suddenly get a surge of knee pain, 10.Last 10min then gone. Cause & what can I do when this happens to lessen pai?

You need to see an -: Orthopod to be evaluated/diagnosed and treated.
In the meantime, take some pain meds that you have used in the past and rest the knee in a brace.
Good luck. ...Read more

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I have a bug bite behind my knee. It constantly itches and is swelling. The pain has gotten so severe that I cannot extend my leg. What do I do?

I have a bug bite behind my knee. It constantly itches and is swelling. The pain has gotten so severe that I cannot extend my leg. What do I do?

Infected?: If it is red and hot it may be infected. If you think that is possible then see a doctor as soon as you can. Infections can become more serious if left untreated. If it is not red and hot try some cool compresses and hydrocortisone cream to try do decrease the itching until it resolves. ...Read more

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Hyperextended knee w/ a couple of cracks during a soccer game. Leg locked & someone pushed me. Pain in the inner & outer knee. Can't fully extend my knee?

Get seen!: Sounds like mechanism for injury for both ligamentous and meniscus injury. Ice 20 minutes 3x/day, advil/ibuprofen for discomfort but this injury needs to see a doctor! ...Read more

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When I am standing and try to fully extend my left leg, I get a sharp pain in my knee. What is wrong and is it serious?

Tendonitis/Meniscus: It depends on the location of the pain and whether or not there was any injury or overuse. The most common cause of anterior knee pain with extension is tendonitis, an inflammation of the tissue attachments above and below the kneecap. In the absence of other signs like swelling or warmth, treatment with rest and ice is often useful. ...Read more

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When in seated position and fully extend my leg at knee, it feels like pulling from middle calf through Achilles insert. No injuries. Causes?

When in seated position and fully extend my leg at knee, it feels like pulling from middle calf through Achilles insert. No injuries. Causes?

Tight muscles.: What you are describing is typical of tight muscles from a lack of stretching of the gastrocnemius and soleus muscles (called the triceps surae). You can learn to stretch these muscles. If stretching does not help, consider seeing your doctor for further evaluation and treatment, which may include a referral to a physical therapist. ...Read more

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2y/o painful limp 10 days. X-ray showed healthy leg. When I extend his leg back&forth at knee, I feel a pop behind knee/thigh. Does it sound sprained?

2y/o painful limp 10 days. X-ray showed healthy leg. When I extend his leg back&forth at knee, I feel a pop behind knee/thigh. Does it sound sprained?

Many causes of limp: Toddlers can have limp for many reasons. Sometimes a hip joint effusion or fluid can cause pain from trauma or virus. Toddler fractures are not always apparent on radiograph or not recognized. Most common fractures are nondisplaced spiral fx of tibia, calcaneal fx, cuboid bone fx, and fx first metatarsal. If evaluation does not include foot these fxs can be missed. Muscle or soft tissue injury. ...Read more

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I have an uncomfortable tight burning sensation behind my left knee. Its mostly uncomfortable when leg extended but not really painful?

I have an uncomfortable tight burning sensation behind my left knee. Its mostly uncomfortable when leg extended but not really painful?

Baker's cyst: You may have a baker's cyst. It is best diagnosed with an ultrasound of the area. An antiinflammatory medication may be helpful until you can have your doctor evaluate this, to make sure it is nothing more serious, such as a blood clot in the deep veins. ...Read more

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Slight tingling 3 days now, backside of leg (behind the knee). Can extend down to foot. No pain. Tingling is on & off. I exercise very regular. Ideas?

Slight tingling 3 days now, backside of leg (behind the knee). Can extend down to foot. No pain. Tingling is on & off. I exercise very regular. Ideas?

Nerve irritation: Parasthesias (numbness, tingling, burning) that you are describing suggest a nerve irritation. A large nerve runs behind (and on the outside) of your knee. (common peroneal).It has both motor and sensory branches. The nerve may have been' irritated' by a direct blow or more commonly by pressure (or swelling) in the popliteal fossa (back of the knee).Bakers' cysts are most commonly involved. GL! ...Read more

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What might cause the medial gastrocnemius head to stick out behind the knee (and feel hard) and extend several inches? Had this for 6 months.

What might cause the medial gastrocnemius head to stick out behind the knee (and feel hard) and extend several inches? Had this for 6 months.

Could be many things: Medial gastrocnemius head strain
Chronic degenerative medial gastrocnemius tendinosis
bursa

Baker's cysts is the easiest and best diagnosis. They arise between the tendons of the medial head of the gastrocnemius and the semimembranosus muscles. They are posterior to the medial femoral condyles.
Baker's cysts usually require no treatment unless they are symptomatic. ...Read more