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Carbon dioxide laser ablation for trichoepitheliomas: The largest reported series
Khushboo Sinha1, Raj Mallipeddi1, Nisith Sheth2
1a Department of Dermatologic Surgery and Laser Unit , St. John's Institute of Dermatology, St Thomas's Hospital, London , London , UK.
Summary
Carbon dioxide laser ablation offers a safe and effective treatment for trichoepitheliomas, benign skin tumors causing significant distress. This method provides good cosmetic results with a low recurrence rate, as demonstrated in the largest reported series.
Area of Science:
- Dermatology
- Oncology
Background:
- Trichoepitheliomas are benign cutaneous tumors frequently affecting the face.
- These tumors can cause significant psychological distress due to their appearance and location.
- Current treatment options, like surgery, are often limited by scarring and the multiplicity of lesions.
Purpose of the Study:
- To describe the experience and outcomes of treating trichoepitheliomas using carbon dioxide laser ablation.
- To evaluate the safety, cosmetic results, and recurrence rates of this treatment modality.
Main Methods:
- Carbon dioxide laser ablation was employed for the treatment of trichoepitheliomas.
- Patient outcomes regarding cosmetic results and recurrence were documented.
- This study represents the largest reported series on this treatment approach.
Main Results:
- Carbon dioxide laser ablation was found to be a safe treatment option.
- The procedure yielded good cosmetic outcomes for patients.
- A low recurrence rate was observed following treatment.
Conclusions:
- Carbon dioxide laser ablation is a viable and effective treatment for trichoepitheliomas.
- The technique offers advantages over traditional surgical methods, particularly concerning cosmetic results and recurrence.
- This study supports the use of carbon dioxide laser ablation for managing facial trichoepitheliomas.

