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Doctor insights on: Swelling Behind The Knee Causes

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What are potential causes of swelling behind the knee?

What are potential causes of swelling behind the knee?

Baker's cyst: Localized swelling behind the knee is typically a baker's cyst or popliteal cyst. These cysts can arise if there is fluid within the knee joint. To treat the baker's cyst, you need to identify the cause of the fluid in the knee first. An unusual cause of swelling behind the knee is a popliteal aneurysm - a potentially worrisome problem. Consult with an orthopaedic surgeon to start.

Dr. David Schleimer
1,498 Doctors shared insights

Swelling (Definition)

Swelling is the enlargement of organs, skin, or other body parts. It is caused by a buildup of fluid in the tissues. The extra fluid can lead to a rapid increase in weight over a short period of time (days to weeks). Swelling can occur all over the body (generalized) or only in one part ...Read more


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Psoriatic arthritis - can this cause heavy feeling in legs, swelling feet and stabbing pain behind knees?

Psoriatic arthritis - can this cause heavy feeling in legs, swelling feet and stabbing pain behind knees?

Yes: Arthrittis means joint pains, swelling and tenderness, if you have these, and psodriasis, you probably have psosriatic arthritiw, methorexate, , azulfidine, (sulfasalazine) and several biologics work, well, may need all

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2 back surgeries in ~1 month. Wondering if increased swelling@L5-S1 from overdoing it could cause severe burning/cramping pain behind knee, in calf/ankle, & thigh? Have to lie down & hard to walk/sit.

2 back surgeries in ~1 month. Wondering if increased swelling@L5-S1 from overdoing it could cause severe burning/cramping pain behind knee, in calf/ankle, & thigh? Have to lie down & hard to walk/sit.

This may be related: To anyone of several possible causes. Sometimes, even though the nerve that may have had some compression on it does not immediately respond to surgery or if you had surgery especially 2 so close that just manipulation of nerve may cause inflammation. Also one has to make sure you did not develop a blood clot in leg post op. You should discuss this with your surgeon. Scar tissue can form now.

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Swelling behind the knee why? And painfull why?

Swelling behind the knee why? And painfull why?

? Bakers Cyst: If this is fluid filled swelling, one of the differentials is Bakers Cyst. It could be lymph nodes as well. Its better to see a doctor.

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I'm swelling behind the knee! Maybe ligament injury! Please help?

I'm swelling behind the knee! Maybe ligament injury! Please help?

Knee swelling: Knee swelling behind the knee can be associated with a baker or popliteal cyst; this is either a solitary (single) or multiloculated (multiple) fluid filled benign sac that can cause posterior knee pain and stiffness. Your physician should also ensure there is no underlying blood clot (dvt).

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What causes swelling of the knee?

What causes swelling of the knee?

Arthritis: Arthritis, such as osteoarthritis is the most common cause. There are several other conditions including gout and lymes disease to name a few examples that may cause swelling. See a dr. For an evaluation and get your cause diagnosed and treated. Best wishes.

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What causes swelling below the knee?

What causes swelling below the knee?

Many things: The quick answer is there are many things that can cause swelling below the knee. The nice thing is that if you go to an experienced physician, most musculoskeletal problems can be relatively easily discerned, which of course would dictate treatment. Thus without specifics of where you are experiencing swelling, we will not be able to give you an appropriate answer.

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What could cause a random redness and warmth in knees, without any pain or swelling that comes with it?

What could cause a random redness and warmth in knees, without any pain or swelling that comes with it?

Knee redness: Knee redness and warmth without pain, tenderness or swelling suggests skin reactivity? To friction or irritation from clothing. Cellulitis doesn't appear likely to be present due to transient nature of your symptoms and absence of spreading redness and simultaneous involvement of both knees. An allergic reaction also is unlikely due to lack of itching and ongoing eruption.

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What causes swelling on the ankle and knee?

What causes swelling on the ankle and knee?

The etiologies may: Be the same or independent of each other. A thorough orthopedic exam seems like a good idea. The knee could be arthritic, you may have a meniscus tear etc, then due the injury the ankle is bearing more weight and causing the ankle to swell. Or, the ankle can have its own set of problems.

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What can cause knee swelling for years?

What can cause knee swelling for years?

Many things: Any of the forms of arthritis, gout, meniscus tear, instability, pseudogout.........Many others.

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What could cause knee swelling for many years?

What could cause knee swelling for many years?

Arthritis: Nearly all forms of arthritis can cause chronic knee swelling; would have it evaluated and not ignore this.

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What can cause long-term, undiagnosed knee swelling?

What can cause long-term, undiagnosed knee swelling?

Knee swelling: Consider degenerative arthritis, rheumatoid arthritis, synovitis, effusion, impinging tissues such as meniscal tears, acl tear, or loose body. Check with your orthopedic surgeon for good exam and imaging.

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What can cause sudden knee pain and slight swelling?

What can cause sudden knee pain and slight swelling?

A few thoughts: Joint infection, meniscus injury/tear, ligament injury, developing bursal cyst/bursities, tendon injury/inflammation, overuse, kneeling, foot dysfunction, etc. Etc. A proper history and physical, incl. Osteopathic exam may find the cause. Other tests may help. Treatment may include prolotherapy, manipulaiton, medications, surgery, etc.

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What are some common causes of internal knee swelling?

What are some common causes of internal knee swelling?

Many causes: Arthritis, cartilage tear, and gout are all common. Infection is less common but also a possible cause of swelling.