Addressing Facial Asymmetry: Causes and Solutions for Balanced Features - Plastic Surgery

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Significant asymmetry between the left and right sides of the face?


Hello Doctor, I have a noticeable difference between my left and right face.
The right zygomatic bone is flatter, and the height of the lower eyelid seems different from the left side, making the right side of my face appear flat with a noticeable midface depression.
Additionally, my mandible seems slightly longer, and my chin is tilted towards the left side.
The height of my nostrils is inconsistent, and when I smile, the right corner of my mouth is higher, creating an asymmetry.
It looks as if my left and right sides belong to different people, and my face feels slightly skewed.
From the front view, the right side appears recessed and smaller, with differing heights on both sides.
It does not seem to exhibit the characteristics of hemifacial microsomia, as my chin does not tilt towards the smaller side.

I would like to ask the doctor if this result is due to the different lengths of the left and right mandibles combined with the asymmetric development of the zygomatic bones.
If I want my face to appear more symmetrical, should I consider adjustments to the zygomatic bones or the chin? Is this condition a result of congenital bone development, or could it be due to acquired habits? Can changing my habits lead to a more symmetrical appearance? Thank you!

A1366, 20~29 year old female. Ask Date: 2020/10/22

Dr. Lü Mingchuan reply Plastic Surgery


Hello: A CT scan may be needed to determine whether the asymmetry is caused by a skeletal or muscular abnormality.
Based on the different underlying causes, adjustments can be made, such as using artificial bone or fat grafting.
It is best to come to the outpatient clinic for a more accurate assessment.
Changhua Hospital cares about your health.

Reply Date: 2020/10/22

More Info


Facial asymmetry is a common concern that many individuals experience, and it can arise from a variety of factors, including genetic predispositions, developmental issues, and lifestyle habits. In your case, the noticeable differences between the left and right sides of your face, such as the lower prominence of the right zygomatic bone (cheekbone), variations in the height of the lower eyelids, and the asymmetry of the jawline and chin, suggest a complex interplay of anatomical and possibly functional factors.


Causes of Facial Asymmetry
1. Genetic Factors: Many individuals inherit facial features from their parents, which can lead to natural asymmetries. This is often seen in the structure of the bones, such as the mandible (jawbone) and zygomatic bones. Genetic variations can result in one side of the face developing differently than the other.

2. Developmental Issues: During growth and development, factors such as nutrition, health conditions, and even the position of the fetus in the womb can influence how facial structures develop. For instance, if there was any constraint on one side of the face during development, it could lead to asymmetry.

3. Muscle Imbalance: The muscles that control facial expressions can also contribute to asymmetry. If one side of the face is more active or stronger than the other, it can lead to a noticeable difference in how the face appears when at rest or during expressions.

4. Postural Habits: Over time, habitual behaviors such as sleeping on one side, chewing predominantly on one side, or even facial expressions can lead to muscular imbalances and contribute to asymmetry.

5. Injury or Trauma: Previous injuries to the face or jaw can also lead to asymmetrical features, especially if they resulted in changes to the bone structure or muscle function.


Solutions for Balanced Features
If you are looking to achieve a more symmetrical appearance, there are several approaches you might consider:
1. Consultation with Specialists: The first step is to consult with a healthcare professional, such as a plastic surgeon or an orthodontist, who specializes in facial aesthetics. They can assess your facial structure through imaging techniques like CT scans or X-rays to determine the underlying causes of the asymmetry.

2. Surgical Options: Depending on the diagnosis, surgical interventions may be recommended. For example, procedures such as orthognathic surgery can correct jaw discrepancies, while cheek implants or fillers can enhance the prominence of the zygomatic bones.

3. Non-Surgical Treatments: If surgery is not an option or if you prefer less invasive methods, dermal fillers can be used to add volume to specific areas of the face, helping to create a more balanced appearance. Botox can also be utilized to relax overactive muscles on one side of the face.

4. Orthodontic Treatment: If dental alignment issues contribute to facial asymmetry, orthodontic treatment may help. Braces or aligners can correct bite issues and improve overall facial balance.

5. Physical Therapy: In some cases, facial exercises or physical therapy may help improve muscle tone and balance, particularly if muscle imbalances are contributing to the asymmetry.

6. Lifestyle Adjustments: Being mindful of habits that may contribute to asymmetry, such as sleeping positions or chewing habits, can also be beneficial. Engaging in exercises that promote balanced muscle use may help.


Conclusion
Facial asymmetry is a multifaceted issue that can stem from various causes, including genetic factors, developmental influences, and lifestyle habits. If you are concerned about the asymmetry of your face, it is essential to seek professional advice to explore the underlying causes and potential treatment options. With the right approach, it is possible to achieve a more balanced appearance, enhancing both your aesthetic and functional facial characteristics.

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