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prn43017DS.JPG
Endoscopic Sinus Surgery with Iatrogenic Damage to Cribriform Plate. This medical illustration shows forceps inserted into the nasal cavity to cut away the ethmoid sinuses during an ethmoidectomy and sphenoidotomy. A normal anatomy drawing shows healthy sphenoid sinuses, cerebrospinal fluid, CSF, dura mater, and cribiform plate. The post-surgical condition indicates CSF leakage and a defect in the cribiform plate.