Simini Boards Cast
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Simini Boards Cast
Chapter 122 - Part E: Why Ear Surgery Works
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In this BoardsCast episode, we finish Tobias Chapter 122 — Pinna and External Ear Canal by delivering the blunt clinical truth behind every “why won’t this ear ever get better?” case:
Medicine can control biology. It cannot fix broken anatomy.
Chronic otitis becomes surgical when the ear can no longer meet the basic requirements of function:
ventilation, drainage, cerumen clearance, epithelial migration (“conveyor belt”), and access for medication.
We walk through the predictable, irreversible progression that turns a reversible problem into a rigid, closed, bony tube:
hyperplasia → fibrosis → mineralization → stenosis/occlusion.
And once the canal is structurally nonfunctional, the “infection” becomes secondary. Surgery isn’t about “removing bacteria.” It’s about removing the collapsed architecture that creates the swamp.
You’ll learn the escalation ladder:
- Lateral wall resection when the canal is still salvageable (improve ventilation/drainage + access)
- Vertical canal ablation when the vertical canal is irreversibly diseased but the horizontal canal is healthy
- TECA/LBO when the ear is end-stage: occluded/mineralized canal, neoplasia, failed prior surgery, or otitis media
Key takeaway: The indication for surgery is non-functional anatomy — not “infection.”
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