"The petrous bone now occupies somewhat the position which the mastoid occupied twenty or thirty years ago." This statement was made by Ballance in 1919 and is even more applicable today, for the subject of suppuration of the petrous pyramid occupies the center of interest in otology. Our clinical experiences, our anatomic and surgical research and a comprehensive review of the literature prompt us to present this paper which deals with some of the less understood phases of suppuration of the petrous pyramid.
Infection of the petrous portion of the temporal bone and a spread of the disease to the surrounding structures have been recorded many times in the past two hundred years. In 1740 Morgagni1 performed an autopsy on a boy of 12 years who had what was probably an acute exacerbation of chronic otitis media. Part of the account is as follows: "The pus had entered the
MYERSON MC, RUBIN HW, GILBERT JG. CONSIDERATIONS ON SUPPURATION OF THE PETROUS PYRAMID. Arch Otolaryngol. 1935;22(1):62–89. doi:10.1001/archotol.1935.00640030073006
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