Infraorbital ethmoidal air cell; Maxilloeethomoidal cell
Cellulae ethomoideae infaorbitale; Cellulae maxilloethmoideae
- Eponym: Haller
Definition
Haller cells are anterior ethmoid air cells located in the medial orbital floor immediately lateral to the maxillary infundibulum and are present in ~20% (range 2-45%) of patients.
References
