By Mario, M.D. Sanna
Univ. of Chieti, Italy. Atlas of otologic and neurotologic analysis and therapy. contains a number of otoscopic perspectives of numerous lesions. top quality, full-color pictures and illustrations. Emphasis is put on how the view and medical photo might have an effect on the alternative of therapy and surgical strategy. For clinicians. DNLM: Ear Diseases--diagnosis atlases.
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If the condition is not resolved by medical treatment, a ventilation tube should be inserted. 6 Right ear. The presence of glue in the middle ear leads to bulging of the tympanic membrane. In the posterior quadrant, a thinned area of the drum is visualized through which the yellowish color of the effusion is visible. This area would probably be the site of a future perforation. 7 Right ear. Seromucoid effusion in the middle ear. Air bubbles can be seen in the anterior quadrants of the tympanic membrane.
The tympanic membrane in these cases is very thick or even replaced by the plaques. Tympanosclerosis associated with tympanic membrane perforation. The perforation is frequently central or subtotal and the annulus, infiltrated by calcium deposits, is well visualized. Frequently, submucous nodular deposits are encountered in the middle ear. Ossicular fixation or erosion due to devitalization as a result of loss of blood supply can also occur. The middle ear mucosa is very thin with reduced vascularity.
The promontory, round window, head of the stapes, and oval window can be seen through the thin tympanic membrane. Despite the attic epithelialization, a true cholesteatoma has not yet formed. Regular follow-up of such cases is fundamental. Should the disease progress with cholesteatoma formation, surgery in the form of an open tympanoplasty is indicated. 22 Right ear. The tympanic membrane, being adherent to the long process of the incus, caused erosion of the latter with subsequent conductive hearing loss (see Fig.