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Sequestrum from chronic septic inflammation of the middle ear

GC.8867

Middle ear. Portion of the right temporal area of the skull, showing a sequestrum the result of chronic septic inflammation of the From a child in whom septic otitis media followed measles, and death was due to leptomeningitis. Extending superiorly from the external acoustic meatus an irregular superficial sequestrum passes for some 25 mm. along the temporal squama. It is well demarcated by granulations. On the anterior surface of the petrous bone a large circular perforation through the roof of the middle ear corresponds with a small opening in the dura mater, whence arose the septic leptomeningitis.

Twentieth century, early