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Case 84..—New York Medical Journal, June 12, 1886. Treated by A. Mathewson. Male, age forty. Right ear. Chronic otorrhœa; pain over mastoid; Wilde's incision; brain complication. Death.
Autopsy—Caries of tympanic roof. Abscess of brain over tympanum.
Case 85.—New York Medical Journal, June 12, 1886. Treated by A. Mathewson. Female, age eleven. Left ear. Chronic otorrhœa; middle ear, polypus; spontaneous opening in external mastoid plate; facial paralysis; improvement; later became worse; pain; vomiting; drowsiness; constipation; optic neuritis; convulsions. Death.
Autopsy.—Dura-mater adherent to petrous bone. Pus in cerebellum.
Case 86.—New York Medical Journal, June 12, 1886. Treated by A. Mathewson. Male, age five and one-half. Right ear. Acute otitis media; drum-head not perforated. Death.
Autopsy.—Caries of roof of tympanum. Basilar meningitis.
Case 87.—British Medical Journal, 1887, No. 1363, page 317. Treated by W. S. Greenfield. Male, age twenty-six. Left ear, Deafness; headache; vomiting; ptosis of lid;