Given the recent airport terrorist bombings in Brussels and Istanbul, security is of paramount concern. Benign dermatologic lesions may trigger suspicion for contraband.
An airport traveler had a 1.5-cm epidermal inclusion cyst detected by an airport scanning device prompting a personally invasive security search for hidden explosives. Subsequently, the traveler obtained a medically explanatory letter to present to airport security agents on future journeys.
Heymann WR. A Cyst Misinterpreted on Airport Scan as Security Threat. JAMA Dermatol. 2016;152(12):1388. doi:10.1001/jamadermatol.2016.3329