Pain Behind the Knee

Pain behind the knee aka posterior knee pain can be due to a number of problems. Sometimes is develops gradually over time indicating and underlying problem with part of the knee. Other times it develops suddenly due to an injury. Some people complain of a general achy back of knee pain, others find their leg movements may be restricted by swelling or there may be a sharp pain at the back of the knee.

Here we will look at the most common causes of pain behind the knee. By thinking about how your pain started, the common symptoms and how your pain behaves, you can work out what is causing your pain. As you read through each summary, you can decide whether it sounds like your problem or not. If it does, click on the link to find out more about treatment options and the recovery process. If it doesn't sound quite like your pain, simply move on to the next one.

Causes of Pain Behind The Knee

1) Bakers Cyst

A Bakers cyst is one of the most common causes of pain behind the knee

What is it: Inflammation of the popliteal bursa (fluid filled sac) at the back of the knee. It is the most common cause of pain behind the knee.
Symptoms:
Swelling (like a small water balloon), tightness and pain behind the knee
Aggravating Activities:
Bending and straightening the knee, walking, kneeling
Onset:
Can come on after a blow to the back of the knee but usually comes on gradually. Often associated with arthritis - fluid from the arthritis leaks back into the bursa causing it to swell
Treatment:
Ice, exercises, aspiration, injection, electrotherapy and occasionally surgery
Recovery:
Can take a few months for the pain behind knee to settle down and they have a tendancy to recur if not treated properly

Find out more: Bakers Cyst Knee

2) Posterior Cartilage/Meniscus Tear

What is it: Tear at the back of the cartilage lining the joint
Symptoms:
Pain behind the knee, swelling, locking, instability, difficulty straightening the knee
Aggravating Activities:
Walking, running, squatting, stairs esp going up
Onset:
Can occur suddenly with a force through the knee, sudden twisting of the knee or gradually through wear and tear
Treatment:
PRICE, exercises, tubigrip, knee brace and occasionally surgery
Recovery:
Can take months to recover as the meniscus has a poor blood supply, which slows healing

Find out more: Meniscus Tears

3) Arthritis

Arthritis is a common cause of posterior knee pain

What is it: Changes in the bone usually caused by wear and tear (osteoarthritis) or sometimes by inflammation (rheumatoid arthritis)
Symptoms:
Morning stiffness, pain, swelling, clicking/grinding, reduced leg movements
Aggravating Activities:
Worse after prolonged rest, activity, cold weather
Onset:
Symptoms gradually come on over time. Most common over the age of 50
Treatment:
Exercises, knee brace, heat, ice, acupuncture, weight loss, walking aids, gel knee pads, cushioned footwear, medication, injections
Recovery:
The changes in the bone from arthritis cannot be undone, but treatment aims to reduce pain, improve function and prevent deterioration

Find out more: Arthritis

4) Hamstring Injury

What is it: A tear in one of the hamstring muscles on the back of the thigh
Symptoms:
General achy pain in back of knee where hamstring tendon attaches to the bone. Sharp pain behind knee with sudden movements
Aggravating Activities:
Bending the leg, sudden acceleration or deceleration when moving.
Onset:
Sudden onset with an injury
Treatment:
PRICE, exercises, massage, tubigrip
Recovery:
Usually takes 6-12 weeks to fully recover

5) Knee Sprain

A knee sprain can cause pain behind the knee

What is it: Overstretching or tearing one of the ligaments in the knee
Symptoms:
General pain, swelling, bruising, occasional giving way and/or decreased movement
Aggravating Activities:
Depends on the severity but can be any physical activity or movement of the knee
Onset:
Sudden twisting movements or a force through the knee
Treatment:
PRICE, exercises, tubigrip, knee brace
Recovery:
There are 3 grades of knee sprain depending on how much damage there is. It can take anything from 2 weeks to 3 months to fully recover, depending on the severity of the injury

Find out more: Knee Sprains

Want to Know More?

To find out more about these common causes of pain behind knee, click on the links above.  However, just because there is pain behind the knee, doesn’t necessarily mean the problem is there. Pain can refer to different places so a problem round the front of the knee can produce a feeling of posterior knee pain.

If you would prefer to diagnose your pain using other specific symptoms, how the pain started or the specific location of the pain, go to the diagnose your pain section for help working out was is causing your posterior knee pain and to learn what you can do about it. Remember, the best way to accurately diagnose the cause of your pain behind the knee is to see your doctor.

Go to Diagnosis Section or Homepage


Your Comments

Share your knee pain experiences with others, whether it be ideas, top tips, things that worked well for you, problems you've had etc.......

© knee-pain-explained.com 2010-2014
Updated 21st October 2014
All rights reserved. Terms & Conditions apply

Protected by Copyscape Online Copyright Search

The material on this website is intended for educational information purposes only.  It should not substitute medical advice, diagnosis or treatment.


KneePainExp

See Also

Diagnosis: What is Causing My Pain?

Knee Braces: Would they help?

How can I strengthen my leg?

Test your flexibility - would stretching help you?



Search This Site


Visitor Comments

“This is one of the best self-help & info sites of any medical condition I've ever seen. Excellent work.” Amy, UK

“Thanks to KPE.com. Lots of improvement after just two days.” Suresh, India

"This is the best self-help site I have ever seen for knee pain. It is very difficult to find such a comprehensive volume of information on one site without being advised to "Just purchase this product!" Many, many thanks" Jennifer, US

"Superb site, many thanks, so much helpful content especially the targeted strengthening exercises for me.” Gerri, UK

“Thank you so much, your response makes so much sense. Thank you again for your time in answering my questions.” Cynthia, US

"Your website is a gold mine, thank you very much."
Gavril, Denmark

"I LOVE your website. Out of all the others, yours is so informational and easy to read." Michelle, US

"This is the best site dealing with knee problems that I have come across. I will be putting the stretches and exercises into practise. Thank you!"
Margaret, S. Africa