Baker's cyst of the knee joint

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Baker's cyst of the knee joint

Baker's cyst of the knee isa neoplasm on the back of the knee in the form of a flexible bag filled with a fluid joint. Outwardly resembles a hernia, is caused by a knee injury, or against the background of some chronic diseases. Brush size can range from 2 mm to 10 cm. When the manifestation of clinical symptoms requires prompt treatment since, reaching larger sizes, the tumor can cause serious complications.

Baker's cyst of the knee (poplitealhernia, hernia of the popliteal fossa) - a benign, fluid-filled joint tumor formation, occurs between the bones of the knee joint. Stands out on foot in the unbent position. Upon reaching the large cyst may develop chronic swelling of the knee joint.


Development of Baker cyst

The development of disease is due to the peculiaritiesKnee joint structure. Between the tendons of the gastrocnemius and semimembranosus muscles located mezhsuhozhilnaya bag. As a result of injuries, certain diseases, and excessive exercise in the joint may occur with accumulation of inflammatory process in the synovial fluid bag mezhsuhozhilnoy education and convexity on the back surface of the joint.

Causes of Baker cysts of the knee joint

The most frequent causes of disease emergenceare leg injury. cyst development is promoted damage to articular cartilage, meniscus structural changes and dislocations of the knee joint. This tumor may be a secondary phenomenon and develop on the background of various lesions in the knee. Provoke the appearance of tumors are capable of various diseases: rheumatoid arthritis, osteoarthritis develops, chronic synovitis (inflammation of the knee joint shell) and some others.

The disease mostly exposed personsthe elderly and people whose professional activity is associated with a heavy load on the legs. In particular, there is a high risk of the disease in athletes.


The clinical picture of the disease

Sometimes the disease may be asymptomatic,but in most cases it is accompanied by swelling and discomfort in his knee. There may be difficulties in the movement and sensation of pain and pressure in the back of the knee. For large Baker's cyst is formed amounts rounded swelling behind the knee, the knee sharply reduced mobility and there is a sharp, radiating pain in the shin when you move the weight on his injured leg.

The dangerous cyst of the knee joint

With the development of the disease is possible cyst ruptureBaker and bruising on the inner side of the ankle. The tumor of considerable size can cause compression of the popliteal region of the blood vessels and cause swelling and development of varicose veins in the lower leg. The disease is also capable to become a provoking factor of thrombosis and deep vein thrombophlebitis tibia, followed by thromboembolism - a blood clot from a vein separation walls and migration through the bloodstream.


Diagnosis and treatment of cysts

Baker's cyst of the knee joint

Diagnostic event starts with a surveypatient. After seeing the doctor with complaints proceed to the knee joint inspection and leg range of motion. To clarify the diagnosis is assigned to a series of tests and specific procedures: magnetic resonance imaging, ultrasound, computed tomography and artografiya (X-ray picture). also often used transillumination - a study in which a cyst is passed through the bright light in order to verify the presence or absence of fluid in the cavity of the pathological formation. If the tumor development is accompanied by fever, there is a risk of malignant tumors in the transition state. To clarify the diagnosis blood sample is taken.

Baker cyst Treatment of popliteal joint

Sometimes the cyst does not require specific treatment andmay disappear on their own within a few years. But in case of swelling and pain should see a doctor. Most doctors concurs that the progressive increase in tumor drug treatments are not effective. Medications are usually appointed after the surgery. In preparation for surgery nonsteroidal anti-inflammatory drugs to treat pain and inflammation can be assigned. In therapeutic treatment used pills, wraps, physiotherapy and medical blockade. But if a cyst is not removed, usually after some time leads to relapse. Removal of Baker cysts of the knee is carried out under local anesthesia. In total, the operation lasts about an hour, after 7-10 days, sutures are removed, and the patient is ready for discharge from hospital.

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