The recent papers of Eagleton and of Kopetzky and Almour1 on suppuration in the petrous pyramid have called to the attention of the otologist a condition that undoubtedly has been responsible for many failures in operations on the mastoid processes. Eagleton's2 recognition and description of the symptoms associated with the condition are significant, and will be of use in preventing untoward complications of mastoiditis.
We are reporting two cases in which the condition was recognized by the use of these diagnostic criteria, and wish to suggest that in some of these cases, at least, any alterations in the usual technic of mastoidectomy may be unnecessary.
CASE 1.—A girl, aged 8 years, was brought to the Mayo Clinic with the history that six weeks previously drainage from the ears had developed following acute infection of the upper part of the respiratory tract. The acute otitis media of the right
LILLIE HI, WILLIAMS HL. SUPPURATION OF THE PETROUS PYRAMIDREPORT OF TWO CASES. Arch Otolaryngol. 1932;15(5):692–696. doi:10.1001/archotol.1932.03570030713003