Trigeminal trophic syndrome (TTS) is a rare condition characterized by unilateral facial ulceration, usually involving the nasal ala, resulting from damage to the trigeminal nerve or its central sensory root. To our knowledge, there are only 2 previously reported1,2 pediatric cases of TTS.
Tee RG, Sharma V, Christen-Zach S, Horii KA, Mancini AJ. Trigeminal Trophic Syndrome: A Pediatric Case. Arch Dermatol. 2006;142(7):927-947. doi:10.1001/archderm.142.7.941