Tests For Hearing
In osteogenesis imperfecta, the tympanogram is:
This is a very interesting question - They are testing our knowledge as well as application ability.
Osteogenesis imperfecta is associated with otosclerosis.
Vander Hoeve syndrome is a triad of:
All these features indicate toward otosclerosis as the cause of deafness
Types of Tmpanogram
Low-compliance tympanogram-Seen in case of fixation of ossicles . otosclerosis or malleus fixation
High-compliance tympanogram-seen in case of ossicular discontinuityy or laxed tympanic membrane
Flat/Dome-shaped tympanogram-seen in case of middle ear fluid or thick tympanic membrane
Negative compliance tympanogram-seen in case of retracted tympanic membrane