An unusual peripheric facial paralysis onset

Peripheric facial paralysis may be observed primary or secondary causes. Firearm injuries may cause facial paralysis via direct injury or ballistic effects. Ballistic effects may be observed far beyond the bullet trace. In this article we present an unusual late peripheric facial paralysis onset related with ballistic effect a firearm injury to the left maxillary sinus. Due to late onset of facial paralysis after firearm injury; differential diagnosis and ballistic effects have been discussed.