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Doctor insights on: Sudden Knee Pain No Injury

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Extreme quadricep pain, painful weight bearing & causing knee to buckle.no injury or bruising could I have torn it? Hx of random sprains w/o injury

Extreme quadricep pain, painful weight bearing & causing knee to buckle.no injury or bruising could I have torn it? Hx of random sprains w/o injury

Quad tendon tear: Spontaneous or low impact quad tendon tear is more common in middle aged men than young women, but should have an exam and MRI to be sure. Can you straighten out your knee against gravity? Are you a runner or soccer player as quad dysfunction is common in female athletes. ...Read more

Dr. Frederick Buechel, jr. md
1,159 doctors shared insights

Knee Pain (Definition)

The knee joint is the joint between three bone of the lower leg: the proximal tibia, the distal femur, and the patella. There are multiple causes of knee pain including degenerative, ...Read more


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Constant knee pain in left knee, no injury, hard to walk, pain behind knee cap, knee gives out what can cause this?

Constant knee pain in left knee,  no injury, hard to walk, pain behind knee cap, knee gives out what can cause this?

See a specialist.: See an orthopedic knee specialist. You may have "patellar pain" or a variation of it, based on what your describing. If so, it's usually treated with medication and physical therapy. ...Read more

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24yoathlete.Sharp knee pain with ankle eversion+push off during walking. No swelling. Ext=no pain Flex=end range pain.No traumatic event.worsening?

24yoathlete.Sharp knee pain with ankle eversion+push off during walking. No swelling. Ext=no pain Flex=end range pain.No traumatic event.worsening?

Tendinitis of FDL/TA: Where I ur knee is the pain? If it is towards the bk, it sounds like u cd have strained the Flexor Digitorum Longus (FDL) tendon which runs from behind the knee to the medial (inner) part of the mid foot. If the pain is in the front, u cd have strained the tibialis anterior (TA) tendon instead, also known as "runner's knee" or "shin splints". Ice the area & rest; if not better in 2 wks, TTYD. GL. ...Read more

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11y.o. Female Intermittent pain to R knee X 1 year. "Hurts behind kneecap". No edema, redness or point tenderness, no known injury. Softball&cheer?

11y.o. Female Intermittent pain to R knee X 1 year.  "Hurts behind kneecap".  No edema, redness or point tenderness, no known injury.  Softball&cheer?

Not uncommon: Patellofemoral pain is not uncommon in young athletic children. Likely related to repetitive use from jumping, etc. Manage based on symptoms as you are. Avoid activities that make it worse. Warm up well. Stretch. Stretch again after activities ...Read more

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Bumped knee below knee cap. Now have worsening pain when bending or attempting weight bearing. No swelling. Whole leg aches?

Bumped knee below knee cap. Now have worsening pain when bending or attempting weight bearing. No swelling. Whole leg aches?

Contusion: If this just occurred in recent days, you most likely have a contusion of the patellar tendon, infrapatellar fat pad or simply the soft tissues on the front of the knee. This tends to be a very sensitive area that is under tension when the knee bends Consider limiting painful activities, ice for 20 minutes 3-5x/day, and use ibuprofen/naproxen to relieve inflammation. See a doc if not improving. ...Read more

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I have right knee pain no injury no turning?

May need eval.: It's hard to say what's going on without more information. How long has the pain been present? Is there any visible swelling, warmth, or redness? Is there locking or giving way? Are there other symptoms such as rash, fever, diarrhea, etc? Are any other joints involved? If the problem is new and the answer to the other questions is no, I would try a little rest and simple pain medicine. ...Read more

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Pain and stiffness with extending knee. Medial knee pain extending just below knee. Gradual onset after yard work, 8 mile walk. No swelling. Minor redness. DVT?

Pain and stiffness with extending knee. Medial knee pain extending just below knee. Gradual onset after yard work, 8 mile walk. No swelling. Minor redness. DVT?

Wouldn't: Worry about a DVT. A deep vein thrombosis is more likely after prolonged immobilization, or after a significant injury to the extremity. In your scenario, the joint pain is likely due to inflammation to recent overuse. A cartilage or minor ligament injury to the knee is also a possibility. The RICE pneumonic (Rest Ice Compression Elevation) is good for a sore/ inflamed joint. No DVT ...Read more

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Loud tearing sound when bending knee. No injury or pain.

Loud tearing sound when bending knee.  No injury or pain.

See MD if continues: "tearing" sounds when bending knee could be many things but if it doesn't hurt and it doesn't swell after this episode probably your kneecap' popping'. If it causes symptoms in future or it feels like your kneecap is'slipping' or your knee "locks" then please see your orthopedic surgeon . Best of luck. ...Read more

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Pain in back of foot now radiating up leg & swelling No injury?

Pain in back of foot now radiating up leg & swelling No injury?

Differential : Diagnosis would include achilles tendonopathy, post tibial tendonopathy, post tibial neuritis, clot in leg Without examine you the first concern would be a clot in the leg particularly if here is swelling or pain in the calf region. If pain is not there I would not worry as much for a clot and then can move on with he eat of the differential... ...Read more

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Sharp pain in lt calf sudden pain no redness or swelling?

Sharp   pain in lt calf sudden pain no redness or  swelling?

Muscle cramps: This is commonly known as Charlie horse. It occur due to fatigue of the muscles. It can also occur in the unconditioned athlete. If that happens to you again you can stop what you're doing massage the muscle apply either hot or cold compress. You can also do some stretching of the muscle. If the problem continues visit your PCP for further evaluationyou may need to have your calcium an ...Read more

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Front of knee pain with catching feeling yesterday, today, behind knee pain hard to walk..No recent injury..overweight..no swelling or redness..DVT?

Front of knee pain with catching feeling yesterday, today, behind knee pain hard to walk..No recent injury..overweight..no swelling or redness..DVT?

Possibly: Unfortunately, even the physical exam looking for a DVT is only about 50 percent accurate. So if you do have posterior knee pain and particularly swelling in the leg, you may need to be seen for an ultrasound. You could very well not have a DVT, but having one is potentially life threatening. ...Read more

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Knee pain no injury feels like pressure in my knee knee cap & back of knee pain hurts to do anything what gives?

Knee pain no injury feels like pressure in my knee knee cap & back of knee pain hurts to do anything what gives?

Common: Bending or using the knee too much, arthritis , bursitis, a collection of fluid in the knee, a tear in the meniscus, a tear in a ligament, muscle strain, conditions that don’t involve the knee(hip, other), knee injuries, a knee joint infection, or a condition called gout, which causes crystals to form inside joint. ...Read more

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Sudden left knee pain with no injury or swelling. What could be wrong?

Sudden left knee pain with no injury or swelling. What could be wrong?

Several things: These symptoms can only be adequately diagnosed only after a thorough evaluation by your doctor. This may include labs and other satudies. Once all of the information is in, your doctor can let you know what's going on, and what to do to help you. ...Read more

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Sudden onset of knee snapping and tightening. No pain unless it snaps. No swelling. Have been knee doing heavy gardening past few days.

Sudden onset of knee snapping and tightening. No pain unless it snaps. No swelling. Have been knee doing heavy gardening past few days.

Is knee locking?: What you describe could be a locked knee coming unlocked. If so, this could be a loss cartilage fragment in your knee. see an orthopedic surgeon for evaluation. ...Read more

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Pain behind knee outerside, pain shooting butt to foot, burning from knee down, foot arch pain. Bad pain behind knee a few days ago after suddenmotion?

Shooting pain: sounds like "sciatica" could be due to a lumbar disc pressing on the nerve to detect this will need CT SCAN or MRI , the other possible cause is called piriformis syndrome usually after certain type of exercises stretching to far of lifting ...Read more

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Very sudden excruciating pain on outer aspect radiating to under knee cap.Unable to bear weight.No recent injury..Hx.Of surgery on knee?

Very sudden excruciating pain on outer aspect radiating to under knee cap.Unable to bear weight.No recent injury..Hx.Of surgery on knee?

Disk herniation: There are a few things that may cause your symptoms that may not be related to your knees, like a disk herniation in your low back. You should get a musculoskeletal / neurological evaluation by your healthcare provider. Good luck. ...Read more

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Pain back of knee &pain underneath kneecap on shin. extreme limp after sitting down.feels stiff but stretched out. No injury,pain for about 2months?

Pain back of knee &pain underneath kneecap on shin. extreme limp after sitting down.feels stiff but stretched out. No injury,pain for about 2months?

Chondromalacia patel: this sounds like chondromalacia patella which is softening of the cartilage underneath your kneecap. Best treatment for this is to do exercises that strengthen your quadriceps muscles. You can discuss with your physician about this or after your evaluation if x-rays and other imaging looks okay you could have physical therapy help you work on a new program ...Read more

Dr. Clarence Grim
1 doctor shared a insight

Injuries (Definition)

An injury, of any severity, is a condition in which a person has damage to any part of his body. Examples of major injuries include gunshot wounds, knife wounds, large burns, severed ...Read more