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Use of nitrous oxide is contraindicated in?
a. cochlear implant
b. microlaryngeal surgery
c. vitreoretinal surgery
d. exentration operation -
All are true about nasolabial cyst except?
a. arises from odontoid epithelium
b. usually bilateral
c. presents submucosally in anterior nasal floor
d. usually presents in adulthood -
Microwick microcatheter sustained release preparation is used in?
a. medication to round window
b. control of epistxis
c. freis syndrome
d. drooling of saliva