Popliteal cyst: Difference between revisions
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==Background== | ==Background== | ||
*Develops posteriorly and inferiorly to the knee as | *Also known as Baker's cyst | ||
* | *Develops posteriorly and inferiorly to the knee as herniation of the synovial membrane of the knee capsule | ||
*The cyst communicates with the knee joint and is the leading cause of posterior knee pain | |||
==Clinical Features== | ==Clinical Features== | ||
*Pain/swelling of posterior knee | *Pain/swelling of posterior knee | ||
==DDX== | ==Differential Diagnosis== | ||
{{Knee DDX}} | |||
{{Calf pain DDX}} | |||
* | |||
==Evaluation== | |||
[[File:Baker_cyst.png|thumbnail]] | |||
[[File:Bakerzyste2 MRT sag.jpg|thumb|Baker's cyst on MRI, sagittal image]] | |||
*[[Ultrasound]] | |||
==Management== | ==Management== | ||
*Treatment is conservative; excision may be required in some cases | *Treatment is conservative; excision may be required in some cases | ||
==Disposition== | |||
*Discharge | |||
==External Links== | |||
==See Also== | ==See Also== | ||
*[[Knee (Minor)]] | *[[Knee (Minor)]] | ||
== | ==References== | ||
<references/> | |||
[[Category: | [[Category:Orthopedics]] | ||
[[Category:Sports Medicine]] | |||
Latest revision as of 17:01, 18 October 2019
Background
- Also known as Baker's cyst
- Develops posteriorly and inferiorly to the knee as herniation of the synovial membrane of the knee capsule
- The cyst communicates with the knee joint and is the leading cause of posterior knee pain
Clinical Features
- Pain/swelling of posterior knee
Differential Diagnosis
Knee diagnoses
Acute knee injury
- Knee dislocation
- Knee fractures
- Meniscus and ligament knee injuries
- Patella dislocation
- Patellar tendonitis
- Patellar tendon rupture
- Quadriceps tendon rupture
Nontraumatic/Subacute
- Arthritis
- Gout and Pseudogout
- Osgood-Schlatter disease
- Patellofemoral syndrome (Runner's Knee)
- Patellar tendonitis (Jumper's knee)
- Pes anserine bursitis
- Popliteal cyst (Bakers cyst)
- Prepatellar bursitis (nonseptic)
- Septic bursitis
- Septic joint
- DVT
Calf pain
- Achilles tendon rupture
- Calcaneal bursitis
- Cellulitis
- Compartment syndrome
- Deep venous thrombosis (DVT)
- Distal leg fractures
- Gastrocnemius strain
- Ruptured popliteal cyst (Bakers cyst)
- Superficial thrombophlebitis
Evaluation
Management
- Treatment is conservative; excision may be required in some cases
Disposition
- Discharge