tympanic membrane
TRANSCRIPT
![Page 1: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/1.jpg)
TYMPANIC MEMBRANE
![Page 2: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/2.jpg)
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Arterial supply
• Outer surface- deep auricular artery, branch from 1st part of maxillary artery
• Inner surface- (A) Ant. Tympanic artery, branch from 1st part of maxillary artery (B) Post. Tympanic artery, branch of stylomastoid artery arising from post. Auricular artery
![Page 6: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/6.jpg)
Nerve supply
• Anterior half of lateral surface-auriculotemporal nerve
• Posterior half of lateral surface- auricular branch of vagus nerve
• Medial surface- tympanic branch of glossopharyngeal through tympanic plexus
![Page 7: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/7.jpg)
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EXAMINATION OF TM
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PATHOLOGY
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Retracted TM
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Myringitis bullosa
![Page 12: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/12.jpg)
Herpes zoster oticus (Ramsay Hunt Syndrome)
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Myringitis granulosa
![Page 14: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/14.jpg)
Atrophic TM
![Page 15: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/15.jpg)
Tympanosclerosis
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Fluid behind TM
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Grommet in TM
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Ear wax accumulation
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Serous otitis media
![Page 20: Tympanic membrane](https://reader034.vdocuments.us/reader034/viewer/2022042701/55a73bf11a28abe1258b46c5/html5/thumbnails/20.jpg)
Schwartze sign (Active otosclerosis)
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Perforation of TM
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THANK YOU