New York State Medical Treatment Guidelines for
Patellar Subluxation in workers compensation patients

The New York State workers compensation board has developed these guidelines to help physicians, podiatrists, and other healthcare professionals provide appropriate treatment for Patellar Subluxation.

These Workers Compensation Board guidelines are intended to assist healthcare professionals in making decisions regarding the appropriate level of care for their patients with ankle and foot disorders.

The guidelines are not a substitute for clinical judgement or professional experience. The ultimate decision regarding care must be made by the patient in consultation with his or her healthcare provider.

Description / Definition of Patellar Subluxation

A partial dislocation or subluxation of the patella. Repeated incidents can result in subluxation syndrome, which can openly dislocate the patella.

Mechanism of Injury for Patellar Subluxation

Mostly connected to direct impact, lateral force, and contusion. secondary causes linked to the patella’s shearing forces

Specific Physical Findings of Patellar Subluxation

Patients may have buckling. Physical examination results could reveal retinal weakening, edema, effusion, severe pain from patellofemoral tracking or compression, and gliding. Other results include muscular atrophy, a positive patellar apprehension test, and patella alta.

Diagnostic Testing Procedures Radiographs

Diagnostic Testing Procedures Radiographs is recommended clinically indicated in a subset of patients, and may include Merchant views and Q-angle versus congruents.

Non-Operative Treatment

Non-Operative Treatment is recommended clinically appropriate in a subset of patients.

Operative Treatment of Patellar Subluxation

Open reduction internal fixation with fracture

Open reduction internal fixation with fracture is recommended clinically appropriate in a subset of patients.

Indications: Fracture, recurrent subluxation or effusion, or signs and symptoms that don’t improve with conservative treatment.

Note: A surgical consultation should be scheduled after two to three months of conservative therapy for a patellar dislocation. Only after completing at least four to five months of conservative therapy should retinal release, quadriceps reefing, and patellar tendon transfer be considered.

Post-Operative Therapy bracing

Post-Operative Therapy bracing is recommended clinically appropriate in a subset of patients.

What our office can do if you have Patellar Subluxation

We have the experience to help you with their workers compensation injuries. We understand what you are going through and will meet your medical needs and follow the guidelines set by the New York State Workers Compensation Board.

We understand the importance of your workers compensation cases. Let us help you navigate through the maze of dealing with the workers compensation insurance company and your employer.

We understand that this is a stressful time for you and your family. If you would like to schedule an appointment, please contact us so we will do everything we can to make it as easy on you as possible.


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Dr. Nakul Karkare

I am fellowship trained in joint replacement surgery, metabolic bone disorders, sports medicine and trauma. I specialize in total hip and knee replacements, and I have personally written most of the content on this page.

You can see my full CV at my profile page.