Patellar dislocation issues?
Echo: Musculoskeletal System Ultrasound Examination
Chief Complaint: Sonar Diagnosis of left knee MPFL complete rupture from patella
MRI: Knee MRI without contrast
MRI of left knee using a 1.5 Tesla machine with axial section FSE PD with fat suppression, coronal section FSE T1WI, coronal section FSE PD with fat suppression, sagittal section FSE PD with fat suppression, dual echo PD and T2WI, and ACL coronal section T2WI show the following findings:
In the medial joint compartment:
- The anterior and posterior horn of the medial meniscus show unremarkable findings.
- Swelling with intrasubstantial hyperintensity at the medial patellar retinaculum and marrow edema over the adjacent patella.
- The medial collateral ligament is negative.
In the lateral joint compartment:
- Marrow edema involving the lateral femoral epicondyle.
- The anterior and posterior horn of the lateral meniscus show unremarkable findings.
- The iliotibial band, fibular collateral ligament, and popliteus tendon are negative.
- The visualization of the ACL and PCL is intact.
- Non-specific findings of the quadriceps tendon and patellar ligament.
IMP: Consistent with transient lateral patellar subluxation associated with partial tear of the medial patellar retinaculum and marrow edema over the medial aspect of the patella and lateral femoral epicondyle.
This is my examination report.
I was injured on November 7, 2018, and immediately addressed the dislocation issue.
It has been two months since then, and I still experience pain.
Due to time constraints, I have not been able to return to the same doctor, so I consulted six different orthopedic surgeons (all from Mackay Memorial Hospital).
Some doctors suggested surgery, and there are many differing opinions.
1.
My knee has been noticeably swollen again these past two days.
How should I manage this physically? Or with medication, but I am allergic to NSAIDs.
2.
Based on the report above, how severe is my injury? Do I need surgery?
3.
I will be traveling abroad at the end of the month.
What should I be cautious about? What can I do to avoid being unable to walk for extended periods?
4.
How long will it take before I can resume normal activities (karate, swimming, running, etc.)?
5.
Is it necessary to wear a knee brace? Because every time I wear one, I experience severe pressure and pain in my knee.
6.
What should I do now that would be best for my knee? (Precautions)
7.
Should I see a doctor this Saturday, or can I wait until winter break to go to the hospital?
tiā, 10~19 year old female. Ask Date: 2019/01/10
Dr. Li Yongheng reply Orthopedics
Hello, I have previously responded to some of your questions.
Here are my replies one by one:
1.
I am allergic to certain NSAIDs, but usually not to all NSAIDs.
If I cannot take medication, then I will have to rely on ice packs and rest.
2.
If there is no further dislocation, surgery is not necessary.
3.
When traveling abroad, it is advisable to avoid prolonged standing, walking, or squatting.
4.
The recovery period is approximately 3 to 6 months.
5.
If there is severe pressure and pain, it is advisable to postpone wearing a knee brace.
6.
Avoid prolonged standing, walking, or squatting.
Rest more.
7.
If there is severe pressure and pain, it is recommended to return for a follow-up appointment sooner, and it is advised not to frequently change the attending physician.
Reply Date: 2019/01/10
More Info
Understanding patellar dislocation, particularly in the context of your MRI findings and ongoing symptoms, is crucial for effective management and recovery. Patellar dislocation occurs when the kneecap (patella) slips out of its normal position, often due to trauma or underlying structural issues. In your case, the MRI findings indicate a complete rupture of the medial patellofemoral ligament (MPFL), which is critical for stabilizing the patella. Additionally, the report mentions transient lateral patellar subluxation, partial tear of the medial patellar retinaculum, and marrow edema, which suggests that there is significant injury to the structures surrounding the knee.
1. Current Symptoms and Management
Given that you are experiencing swelling and pain in your knee, it is essential to manage these symptoms effectively. Since you have a known allergy to NSAIDs, you should consult with your healthcare provider for alternative pain relief options. Acetaminophen (Tylenol) may be a suitable alternative for pain management. Additionally, applying ice to the knee for 15-20 minutes several times a day can help reduce swelling. Elevating the leg and using compression wraps may also assist in managing edema.
2. Severity of Injury and Surgical Considerations
Your MRI findings indicate a significant injury, particularly with the complete rupture of the MPFL. While some cases of patellar dislocation can be managed conservatively with physical therapy and bracing, severe injuries, especially those involving ligament tears, may require surgical intervention. The decision to proceed with surgery should be based on the severity of your symptoms, the degree of instability in the knee, and your overall activity level. Consulting with an orthopedic surgeon who specializes in knee injuries is advisable to discuss the potential benefits and risks of surgery.
3. Travel Considerations
As you prepare for your upcoming trip, it is essential to take precautions to avoid exacerbating your knee condition. Consider using a knee brace for support, even if it causes some discomfort. If the brace is too tight, consult with a healthcare professional to find one that offers adequate support without excessive pressure. During your travels, try to limit activities that involve prolonged standing or walking. If possible, use crutches or a knee scooter to reduce weight-bearing on the affected leg.
4. Timeline for Return to Normal Activities
The timeline for returning to activities such as karate, swimming, and running varies significantly based on the severity of your injury and the treatment approach taken. Generally, if surgery is required, the recovery period could extend from several months to a year. If managed conservatively, you may begin light activities within a few weeks, but full return to sports may take longer. Regular follow-ups with your orthopedic specialist will help monitor your progress and adjust your rehabilitation plan accordingly.
5. Use of Knee Braces
Wearing a knee brace can provide stability and support during your recovery. However, if you experience significant discomfort or pressure while wearing it, it may be necessary to adjust the fit or explore different types of braces. A brace should not cause pain; rather, it should offer support without restricting circulation.
6. Immediate Steps for Knee Health
In the immediate term, focus on rest, ice, compression, and elevation (RICE) to manage swelling and pain. Engage in gentle range-of-motion exercises as tolerated to maintain flexibility. Avoid activities that exacerbate your symptoms, and consider consulting a physical therapist for a tailored rehabilitation program once the acute symptoms subside.
7. Follow-Up Care
If your symptoms persist or worsen, it is advisable to seek medical attention sooner rather than later. While waiting until the winter break may seem convenient, timely evaluation by a healthcare professional can prevent further complications and facilitate a more effective recovery plan.
In conclusion, managing a patellar dislocation requires a comprehensive approach that includes symptom management, potential surgical evaluation, and careful planning for activities. Regular communication with your healthcare providers will be key to navigating your recovery effectively.
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