Задната болка в коляното

Posterior Knee Pain
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Постериорна болка в коляното is the pain which is at the back of the knee. Beneath we diagram the most widely recognized reasons for torment at the back of the knee, less regular causes and additionally essential conditions and wounds that ought not to be missed. Biceps femoris tendonitis (hamstring tendonitis) is presumably the most widely recognized over utilize damage at the back of the knee in spite of the fact that alluded torment and different reasons for swelling are likewise likely reasons for torment at the back of the knee.


Задната болка в коляното


Posterior Knee Pain Anatomy and Biomechanics

The knee capacities as an altered pivot joint comprising of the tibia, бедрена кост, and patella. The essential plane of movement is expansion and flexion; да бъде както е, when pathology is available snatching, притегляне, inside and outside pivots, and foremost and back interpretations may happen.

The distal femur and proximal tibia frame the two biggest purposes of contact in the joint. Between these two bones exists the sidelong and average menisci. These fibro cartilaginous plates add to joint soundness by working as safeguards, expanding congruency amongst tibia and femur, and supporting in the appropriation of synovial liquid. The sidelong and average menisci contrast in their sizes and connections. The average meniscus is littler and appends to the joint case on its whole fringe edge, while the horizontal meniscus is bigger and does not connect to the case on the poster lateral district; this makes the average meniscus less portable and inclined to tearing.

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There is likewise a confused system of muscles, сухожилия, and other delicate tissues around the knee that adds to the structure and support of the joint. These incorporate both aloof and dynamic stabilizers. Cases of uninvolved stabilizers incorporate the average security tendon (MCL), parallel guarantee tendon (LCL), front cruciate tendon (ACL), and back cruciate tendon (PCL), while cases of dynamic stabilizers comprise of the hamstrings, extensor systems, and the popliteus muscle.

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The imperative tendons of the knee are the ACL, PCL, LCL, and MCL. The ACL associates the average outskirt of the sidelong femoral condyle to the foremost part of the tibia, while the PCL interfaces the parallel fringe of the average femoral condyle to the back part of the tibia. По този начин, the principal activities of the ACL and PCL are to counteract front and back interpretations, individually. The parallel security tendon opposes varus push. The MCL has shallow and profound divisions that oppose valgus stretch.


Causes of Posterior Knee Pain

Alluded pain is the place damage or issues somewhere else causes torment at the back of the knee. This can be from the lower back or lumbar spine and agony are alluded down into the knee through the sciatic nerve. Or on the other hand torment from the patellofemoral joint or between the kneecap and thigh bone can likewise allude torment into the back of the knee.

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Popliteus Tendonitis

Popliteus tendonitis or damage is aggravation or damage to the little muscle at the back of the knee called the popliteus. The part of the popliteus muscle is to inside turn the tibia or shin bone. Side effects incorporate agony at the back of the knee joint with delicacy when squeezing in. Torment might be recreated when the knee is bowed against protection while the lower leg or tibia bone is turned outwards.


Gastrocnemius Tendonitis

Gastrocnemius tendonitis is an aggravation of the ligament of the huge lower leg muscle at the point it starts at the back of the knee. This is an over utilize damage and ordinarily influences within the back of the knee joint where the muscle starts.


Deep Vein Thrombosis

Deep vein thrombosis or DVT as it is known for short is smear coagulation in a vein basic in the lower leg muscle. It typically happens following surgery or a long stretch of immobilization in the lower leg muscle itself despite the fact that can happen in the back of the knee. It is critical this isn’t missed or mistaken for a calf strain as genuine damage or demise could come about if wrongly treated.

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Posterior Knee Pain Physical Examination

Numerous pieces of information in a history can help a doctor in diagnosing back knee torment and decide the focal point of the physical examination. A nitty-gritty portrayal of an entire knee examination is past the extent of this audit. Да бъде както е, there are a few key parts of the physical examination and a few examination tests that are especially remarkable and essential while assessing back knee torment. Amid the underlying examination, the perception of the patient in the inclined and standing positions should both be performed. This ought to be trailed by the dynamic and detached scope of movement of the knee in flexion, уголемяване, and tibial revolution. The doctor needs to perform opposed developments of knee flexion in tibial unbiased and outer tibial revolutions. Palpation ought to be performed on the joint line and of the muscle ligaments of the hamstring, gastrocnemius, and popliteus. The delicacy of palpation over these ligaments or muscles would show muscle or ligament damage. Tormentor completion in the popliteal territory recommends an emanation or a pimple.

It is essential to screen for knee precariousness with tests that look at back, foremost, valgus, varus, and rotational shakiness. The front cabinet and Lachman tests help analyze ACL precariousness. Insurance tendons can be separated amid valgus and virus testing by playing out the examination at 30° of flexion.


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