Severe infection involving complications of paranasal sinus and facial infections (e.g. manipulated midface abscesses, furuncles)
Frequent extension of<unk>  to opposite sinus
Low frequency, but high rate of morbidity/mortality
Structures within the Cavernous Sinus
V1 and V2
III, IV, VI
Internal Carotid Artery
V1 and V2
III, IV, VI
Internal Carotid Artery
Staph aureus
Strep pneumoniae
Gram negative bacilli
Anaerobes
Fungi
Cavernous sinus thrombosis
Aneurysmal dilation/rupture of internal carotid artery in cavernous sinus
Labyrinthitis
Cellulitis
Vitreous hemorrhage
Periorbital vs Orbital Cellulitis
Orbital cellulitis
Acute Angle-Closure Glaucoma