Complications of sphenoid sinus surgery are all except:
A
CSF leak
B
Optic nerve injury
C
Lateral rectus palsy
D
Orbital emphysema
High-Yield Explanation
(d) Orbital emphysema(Ref. Cummings, 6th ed., 778)Orbital complications will follow maxillary, ethmoid and frontal sinus surgeries due to close proximity.