Lasers are used in various ways at Great Ormond Street Hospital (GOSH) including the treatment of birthmarks and other skin lesions. Carbon dioxide (CO2) lasers work by sending out a concentrated beam of light that can remove raised or scaly areas of skin.
NOTE: We review our guidelines regularly and this guideline is now past its review date. The content of the guideline below may not reflect the most recent evidence-based practice. Please use with caution.