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Patellar Dislocation & Mal-alignment
[OCOSH Code: D031222 263029007 S83.0 WI_LI_K_PD]

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A 10 year follow-up study after Roux-Elmslie-Trillat treatment for cases of patellar instability

Location: http://www.biomedcentral.com/1471-2474/12/48/abstract

Conclusions The Roux-Elmslie-Trillat procedure could be recommended in cases presenting with an increased q-angle, trochlea dysplasia or failed soft tissue surgery. In the present study the majority of patients report a return to previous sporting activity ten years after surgery.
A 10 year follow-up study after Roux-Elmslie-Trillat treatment for cases of patellar...
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View Details Visit Resource Review It Rate It Bookmark It Added: Fri Apr 15 2011

Case 63. Patellar Dislocations

Location: http://gait.aidi.udel.edu/res695/homepage/pd_ortho/educate/clincase/patdis.htm

PATELLAR DISLOCATIONS:
* Most commonly due to twisting injury to knee.
* Only 10 % caused by direct trauma
* 24% incidence of positive family history of patellar dislocation
* Risk factors include:
  1. Shallow patellofemoral articular groove
  2. Patella alta
  3. Excessive Q angle
  4. Generalized ligamentous laxity
* Average age is 16- 20...
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View Details Visit Resource Review It Rate It Bookmark It Added: Mon Feb 04 2002

Patella Alta Wheeless

Location: http://www.wheelessonline.com/ortho/patella_alta

- patella alta refers to an abnormally high patella in relation to femur;
- may result in Subluxation and dislocation of patella;
Wheeless' Textbook of Orthopaedics
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View Details Visit Resource Review It Rate It Bookmark It Added: Mon Feb 04 2002

patellar dislocation CHORUS

Location: http://chorus.rad.mcw.edu/doc/00316.html

* most common in young girls
o (genu valgum, patella alta, quad mm deficiency more in girls)
* LATERAL dislocation
* spontaneous reduction
* recurrent dislocation
* fracture associated in 5-10%
* MRI: bone bruise of lateral femur and medial patella
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View Details Visit Resource Review It Rate It Bookmark It Added: Thu Jan 31 2002

Q angle of the Knee Wheeless

Location: http://www.wheelessonline.com/ortho/q_angle_of_the_knee

- Q angle is the angle formed by a line drawn from the ASIS to central patella and a second line drawn from central patella to tibial tubercle;
- an increased Q angle is a risk factor for patellar subluxation;
- normally Q angle...
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View Details Visit Resource Review It Rate It Bookmark It Added: Mon Feb 04 2002

Subluxation or Dislocation of the Patella Wheeless

Location: http://www.wheelessonline.com/ortho/subluxation_dislocation_of_the_patella

- patient characteristics:
- patellar subluxation or dislocation may occur during childhood but is more frequently seen in adolescence;
- in some cases, dislocation occurs in knees w/ patellofemoral dysplasia,...
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View Details Visit Resource Review It Rate It Bookmark It Added: Mon Feb 04 2002