Lateral wall of mastoid antrum is related to ?
MacEwen's triangle or suprameatal triangle overlies the lateral wall of mastoid antrum. It is bounded above by supramastoid crest, anteroinferiorly by posterosuperior margin of external auditory canal and posteriorly by a tangent drawn from zygomatic arch.
Superficial temporal aery
External auditory canal
Emissary vein
Meningeal aery