Yes some syringomas persist after laser. This depends on the DEPTH of the syringoma and the penetration of lasers. I use CO2 in some patients, or erbium lasers in others. If one goes too deep 'chasing' syringomas in this area, scarring can results. I have seen a few cases done in Asia where by...
Co2 laser is a golden standard treatment for laser skin resurfacing and helps significantly with acne scars , large pores and fine lines , however I doubt that it has any effect on syringoma under the eyes. Anyhow I would recommend to do follow up with your doctor and share your...
Co2 laser can be used but it really isnt typically needed and has a much higher risk of complications. Radiofrequency or erbium with microneedling PRP are much safer. Best, Dr. Emer.