3. DEFINITION
It is a metabolic bone
disease of the ossicles
in which normal bone
is replaced by
abnormal ‘spongy
bone’ causing fixation
of the stapes bone.
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16. • Schwartz’s Sign: Schwartz
sign also known as Flemingo's
pink sign, is a diagnostic
indicator for otosclerosis. A
pink is noted throughout the
tympanic membrane.
• Absent acoustic reflex: Loud
sounds cause involuntary
contraction of the stapedius
muscle, called acoustic reflex.
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21. SURGICAL MANAGEMENT
One of the two surgical procedures may be
performed-
1. Stapedectomy
2. Stepedotomy.
STAPEDECTOMY
A stapedectomy involves removing the stapes
structure and part of the footplate and
inserting a tissue graft and a suitable
prosthesis.
