Professor Dr Hassan Wahba Ear, Nose & Throat Department

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Presentation transcript:

Professor Dr Hassan Wahba Ear, Nose & Throat Department OTOSCOPY by Professor Dr Hassan Wahba Ear, Nose & Throat Department Faculty of Medicine Ain Shams University

Anatomy

Congenital aural anomalies due to defects of the 1st pharyngeal arch Accessory auricle Aural atresia Tags Preauricular sinus Absent external auditory canal Aural atresia Congenital aural anomalies due to defects of the 1st pharyngeal arch

Hematoma  Perichondritis  Cauliflower auris ear

Herpes Zoster Oticus (Ramsay-Hunt Syndrome) Pain + Facial paralysis + vesicles

Otoscope examination of the ear

Proper technique

Never examine patient while standing

R L Tympanic membrane

Otoscopy (normal findings) Hairs Wax Hump Otoscopy (normal findings) Keratin Blood vessels Collapsed external canal in old age

Removal of ear wax

Bead Bee Foreign Bodies

Acute External Otitis (hyperemia & edema) Chronic External Otitis (skin maceration & keratosis)

TRAUMA Perforation External canal clot Hemotympanum Self-inflicted perforation

Otomycosis fungal ball wet-newspaper like appearance

Diabetic Ear necrosis & granulations on the floor of the external auditory canal

Neoplasms of the external auditory canal & auricle Cancer Exostosis Osteoma Neoplasms of the external auditory canal & auricle Rodent ulcer

(hyperemia, bulging, perforation & finally drainage) Acute Otitis Media (hyperemia, bulging, perforation & finally drainage)

OME Otitis media with effusion (OME) retracted tympanic membrane, fluid level, some air bubbles, no perforation)

Tubes Grommet Grommet T-tube Grommet

Sequelae of non-resolvedotitis media Tympanosclerosis Retraction pocket Attic erosion Atelectasis

Bullous Myringitis bullae on outer surface of tympanic membrane

Perforation of the tympanic membrane (picture on the right)

Tubotympanic otitis media (central perforation)

Atticoantral otitis media (cholesteatoma)(marginal perforation)

Cholesteatoma scanty offensive purulent aural discharge from an attic or posterosuperior marginal perforation with possible cranial or intracranial complications

Mastoid abscess & fistula

pedunculated middle ear mucosa or granulation tissue Aural polyp pedunculated middle ear mucosa or granulation tissue

Pulsating tinnitus & a red mass behind an intact tympanic membrane Glomus Pulsating tinnitus & a red mass behind an intact tympanic membrane

Usual finding is a normal tympanic membrane Otoscopic examination in Otosclerosis: Schwartze’s sign (flamingo red) Usual finding is a normal tympanic membrane

EAR NOSE & THROAT by in ENT 1000 MCQs Professor Dr Hassan Wahba Professor of Ear, Nose and Throat Faculty of Medicine Ain Shams University Text and references to help the fourth year undergraduate student 1000 MCQs in ENT by Professor Dr Hassan Wahba Professor of Ear, Nose and Throat Faculty of Medicine Ain Shams University