A 7-year-old girl developed an osteolytic soft tissue mass extending into the right orbital floor and maxillary sinus which was confirmed to be Langerhans cell histiocytosis. Partial lower motor 7th nerve palsy had developed, likely due-to a combination of local swelling from the tumour and the steroids.
- 7th nerve palsy
- Langerhans cell histiocytosis
- Orbital tumor