External auditory canal exostoses - surfer's ear
Diagnosis certain
Updates to Case Attributes
Body
was changed:
The patient is a regular diver: both CT and clinical history are consistent with EAC exostosis.There are signs of non-cholestatomatous chronic otitis media on the right.
Possible differential from otoscopy's point of view: EAC osteoma, which is usually unlitarealunilateral, located at the bony cartilaginous-cartilaginous junction, and has a round shape.
-<p>Possible differential from otoscopy's point of view : EAC osteoma, which is usually unlitareal, located at the bony cartilaginous junction, and has a round shape.</p>- +<p>The patient is a regular diver: both CT and clinical history are consistent with EAC exostosis.<br>There are signs of non-cholestatomatous chronic otitis media on the right.</p><p>Possible differential from otoscopy's point of view: EAC osteoma, which is usually unilateral, located at the bony-cartilaginous junction, and has a round shape.</p>
Updates to Study Attributes
Findings
was changed:
Bilateral EAC lesions consisting of cortical bone and periostperiosteum, located deeply within EAC (not at the cartilage-bone junction), and causing circumferential stenosis. Patient is a regular diver : both CT and clinical history are consistent with EAC exostosis.There are signs of non-cholestatomatous chronic otitis media on the right.
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