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10 Cards in this Set

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Otospongiosis is also called
otosclerosis
soft to hard
What are the two types of otospongiosis?
Fenestral and retrofenestral
Of the two types of otospongiosis, which is more common?
Fenestral
Opening
Both types of otospongiosis are characterized by development of what?
Fibrous and vascularized changes in bone that may later on result in new bone formation
In the fenestral type of spongiosis, the process affects what?
Margins of oval window and stapes footplate.
Fenestral type produces what kind of hearing loss?
Conductive
Treatment of fenestral spongiosis is?
Stapedectomy
Retrofenestral spongiosis affects what?
Otic capsule
Retrofenestral spongiosis produces what hearing loss?
Sensorineural
What is treatment for retrofenestral spongiosis?
Vitamin D, fluoride, or cochlear implantation