Sinus tympani
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The sinus tympani of the petrous temporal bone is a small recess in the posterior wall of the mesotympanum medial to the pyramidal eminence and stapedius muscle origin. Lateral to the pyramidal eminence is the facial recess.
It is of surgical importantimportance due to its invasion by cholesteatoma and difficulty in surgical visualisation.
-<p>The <strong>sinus tympani</strong> of the <a href="/articles/petrous-part-of-temporal-bone">petrous temporal bone</a> is a small recess in the posterior wall of the <a href="/articles/mesotympanum">mesotympanum</a> medial to the <a href="/articles/pyramidal-process">pyramidal eminence</a> and <a href="/articles/stapedius">stapedius muscle</a> origin.</p><p>It is of surgical important due to its invasion by <a title="Cholesteatoma" href="/articles/cholesteatoma">cholesteatoma</a> and difficulty in surgical visualisation.</p>- +<p>The <strong>sinus tympani</strong> of the <a href="/articles/petrous-part-of-temporal-bone">petrous temporal bone</a> is a small recess in the posterior wall of the <a href="/articles/mesotympanum">mesotympanum</a> medial to the <a href="/articles/pyramidal-process">pyramidal eminence</a> and <a href="/articles/stapedius">stapedius muscle</a> origin. Lateral to the pyramidal eminence is the <a title="Facial recess" href="/articles/facial-recess">facial recess</a>.</p><p>It is of surgical importance due to its invasion by <a href="/articles/cholesteatoma">cholesteatoma</a> and difficulty in surgical visualisation.</p>
References changed:
- 1. Butler P, Mitchell A, Healy JC. Applied Radiological Anatomy. Cambridge University Press. (2012) ISBN:0521766664. <a href="http://books.google.com/books?vid=ISBN0521766664">Read it at Google Books</a> - <a href="http://www.amazon.com/gp/product/0521766664">Find it at Amazon</a><span class="ref_v3"></span>
- 2. Last's anatomy, regional and applied. Churchill Livingstone. ISBN:044304662X. <a href="http://books.google.com/books?vid=ISBN044304662X">Read it at Google Books</a> - <a href="http://www.amazon.com/gp/product/044304662X">Find it at Amazon</a><span class="auto"></span>
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- Anatomy
Systems changed:
- Head & Neck
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Sinus tympani
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