Haller Cells: Identification and Management

Indications:

• Maxillary sinusitis caused by narrowing of OMC due to Haller (infraorbital) cell.

Highlights:

• Definition: Ethmoidal air cells that extend along the medial floor of the orbit.
• Haller cells lay posterosuperior to the natural maxillary os.
• They may act to narrow the ethmoidal infundibulum.
• Named after Albrecht von Haller, a Swiss anatomist.