Trauma, possible cause of localized unilateral hyperhidrosis of the face?

Introduction. Localized unilateral hyperhidrosis (LUH) is a rare disorder of unknown origin, with multiple possible triggering factors and pathogenesis. Although there are cases LUH the face reported, this first to report isolated ipsilateral after blunt force trauma. Case outline. A 54-year old Caucasian woman presented facial five years? duration. Ipsilateral trauma temple that preceded condition for three months was identified as most probable cause. For sharp demarcation, Minor?s or starch?iodine test performed, which revealed presence extent sweating on left side face. Treatment 20% aluminium chloride hexahydrate sol. (Retrargin sol.) conducted partial response. Conclusion. After ruling out underlying diseases cause LUH, prior should be considered potential The mechanism could lesion sympathetic chain result cervical traction due trauma, although it cannot positively proven.