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Clear cell acanthoma successfully treated with a carbon dioxide laser
Ching-Chi Chi1, Shu-Hui Wang, Huei-Sheng Huang
1Department of Dermatology, Chang Gung Memorial Hospital-Chiayi, 6 Sec. West, Chia-Pu Road, Putz, Chiayi 61363, Taiwan.
Summary
Carbon dioxide (CO2) laser vaporization offers a single-session, effective treatment for clear cell acanthoma (CCA), minimizing pain and scarring. This method presents a promising alternative to traditional excision and cryotherapy for various CCA presentations.
Area of Science:
- Dermatology
- Laser Surgery
- Oncology
Background:
- Clear cell acanthoma (CCA) is typically treated with surgical excision.
- Cryotherapy is an alternative but often requires multiple treatment sessions.
Observation:
- This study evaluated the efficacy of carbon dioxide (CO2) laser vaporization for treating three CCA lesions in two patients.
- The CO2 laser, in Silktouch mode, was used with specific parameters (5 mm spot size, 20 J/cm2 fluence) under local anesthesia.
Findings:
- CO2 laser vaporization resulted in complete tumor removal with minimal to no postoperative pain or edema.
- Wound healing was satisfactory, without scarring or recurrence observed during follow-up.
- The procedure was efficient, offering a bloodless surgical field and convenient wound care.
Implications:
- CO2 laser treatment presents advantages over excision and cryotherapy, including single-session efficacy, precision, and improved patient comfort.
- This technique is suitable for various CCA cases, including multiple lesions, large tumors, and those in sensitive locations.
- It offers a viable option for patients who may not tolerate cryotherapy, such as children and the elderly, or those on anticoagulants.