A physician¿s assistant reported that a patient underwent a fraxel 1550 treatment and experienced a 2nd degree burn blister of the glabella area.The patient was instructed to not pop the blister but keep the area very moist with aquaphor.The patient contacted the treating office and stated the blister popped the evening after the procedure.The patient was evaluated by the treating office and was given mupirocin bid to use until the epithelium heals over, then switch to cloderm bid.The current status was noted as blister is healing with an unknown outcome at this time.The available images were reviewed, a large blister is visible in the glabella area that has turned into a crust with oozing.The patient was treated with 8 passes of the laser in the treatment area at a maximum power level of 7.There were no system errors or anything out of the ordinary during the treatment.There was no burn paper test performed prior to treatment.The treatment tip was used on previous patients that day.
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According to fraxel user manual (p09220-03 rev.A) burns, blisters, and redness are known possible complications to treatment.Blistering or burns may develop over the treated areas.Mild-moderate transient erythema is an expected response.However, if erythema is severe or persists significantly longer than expected, re-treatment should be avoided until the condition resolves.Reaction may vary on a patient-by-patient basis.System has software safeguards (such as a power on self-test) that will trigger error/event codes should system be outside of acceptable limits.Customer can also utilize the burn paper to confirm system laser is providing correct pattern/coverage.Customer performed burn paper test and sent it to product support for review.Review of burn paper showed proper pattern/coverage.A review of the manufacturing records showed all requirements were met.It was reported no system issues or anything out of the ordinary occurred during treatment.During evaluation, service found system was operating within specifications.Based on the available information, burns, blisters, and redness are known possible outcomes of fraxel treatment.
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