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Summary of Rare AEs Occurring with Microneedling Treatment for Scars
| Adverse Event Description | Number of Studies Reporting (n) |
|---|---|
| Post-inflammatory hyperpigmentation | 19 |
| Scabbing/crusting | 9 |
| Purpura/ecchymosis | 5 |
| “Tramtrack”/“railroad” scarring | 5 |
| Acne flares | 4 |
| Cervical lymphadenopathy | 3 |
| Milia | 2 |
| Pustules/bullae | 2 |
| Allergic reaction to nickel | 1 |
| Herpes simplex reactivation | 1 |
