It works by applying a photosensitive chemical that is preferentially absorbed by abnormal skin. The affected area is subsequently exposed to a specific wavelength of light. This causes destruction of abnormal cells leaving normal cells unaffected. Being a non-surgical approach, one of the advantages is that there will not be a surgical scar.
There is currently no Medicare rebate for this procedure. The cost of the procedure is dependent on the size of the lesion and a quotation can be provided. Veteran Affairs may approve this procedure upon application by the doctor.