Diseases of the Nose, Pharynx, and Ear

PLATE II.

FIG. 1.-Normal membrana tympani (left ear—adult).

FIG. 2.-Retracted drumhead; boy with adenoids and neglected Eusta chian catarrh (right ear).

FIG. 3.-Yellowish exudate within the tympanic cavity, seen through a slightly cloudy drumhead in a middle-aged man who had had several previous attacks of serous catarrh (right ear).

FIG. 4.-Cloudy and slightly retracted membrane; elderly woman with adhesive middle ear disease of long duration (right ear).

FIG. 5.—Right drumhead in acute otitis which healed ultimately without perforation (girl of eighteen years).

FIG. 6.-An old healed scar in the (left) membrane after purulent otitis. Hearing slightly impaired.

FIG. 7.-Acute otitis media on the second day (right ear).

FIG. 8. The drumhead of Fig. 7 two days later, after paracentesis had been done and gauze drainage maintained.

FIG. 9.-Old case of suppuration of the attic with perforation in Shrapnell's membrane, through which the injected mucous membrane is visible; the (right) drumhead slightly cloudy and retracted; fair hearing.

FIG. 10.-Chronic purulent otitis dating back to scarlet fever, with large perforation, through which the mucous membrane of the internal tympanic wall is seen swollen and granulated (left ear).

FIG. 11. The drumhead of Fig. 10 three weeks later, after the disease had been healed by boric acid insufflations; the tympanic lining is now pale and smooth; the handle of the hammer is adherent to the inner tympanic wall (young girl).

FIG. 12.-Defect caused by former caries in the bony margin around Shrapnell's membrane; a cholesteatomatous collection in the attic protrudes through the gap; no discharge at the time; fair hearing, although the drumhead is thickened.