Early Recurrence of Eruptive Vellus Hair Cysts After Er:YAG Laser Therapy
December 2005
in “
Dermatologic surgery
”
Studysummary This study found that while Er:YAG laser therapy can initially improve the appearance of eruptive vellus hair cysts, it was ineffective in preventing early recurrences due to limitations in ablation depth.
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Er:YAG laser therapy was evaluated for treating eruptive vellus hair cysts (EVHCs) in a 30-year-old female with a long history of facial EVHCs. While the initial results showed an even skin surface with no visible cysts, early recurrence occurred after reepithelialization. The study concluded that although Er:YAG laser therapy might be suitable for distinct EVHC lesions, it was ineffective for facial EVHCs due to the risk of atrophy or scarring and the inability to deeply enucleate densely disseminated cysts. The treatment of EVHCs remains challenging due to frequent recurrences and potential side effects.