Title: Baker Cyst<br/>Author: Brian Corwell<br/><a href='http://umem.org/profiles/faculty/294/'>[Click to email author]</a><hr/><p>
Most common mass in popliteal fossa</p>
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Incidence 10 to 58%</p>
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Intra-articular pathology results in flow of synovial fluid from the joint into the bursa, forming a cyst</p>
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Association with concomitant intra-articular disorders 94%</p>
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Possible pathology - Meniscus, ligamentous, arthritis, other osteochondral defects</p>
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In children this is not a pathologic finding</p>
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Symptoms - Posterior knee bulging, posterior tightness/stiffness esp. with knee flexion</p>
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Ultrasound - 100% sensitive/specific</p>
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DDx: DVT</p>
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Tx: Refer for ultrasound guided aspiration, fenestration and steroid injection</p>
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http://www.caringmedical.com/wp-content/uploads/2013/11/Bakers-Cyst-treatment.jpg</p>
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<fieldset><legend>References</legend>
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Smith, Lesniak et al. 2015 Treatment of popliteal cysts with ultrasound-guided aspiration, fenestration and injection: long term follw-up</p>
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