During DCR surgery, an osteotomy was done in the anterior and superior region. Which area does it accidentally open into?
Correct Answer: Anterior Ethmoidal Sinus
Description: COMPLICATIONS OF CONVENTIONAL EXTERNAL DACRYOCYSTORHINOSTOMY: Persistent or recurrent tearing (most common complication) Bleeding following an infratrochlear block due to damage of anterior ethmoidal aery (2nd most common complication) Post-operative subcutaneous or subperiosteal hematoma near the incision site. CSF leak as a rare complication Postoperative infections requiring prophylactic antibiotics Secondary failure of DCR due to rhinostomy closure/insufficient size of osteotomy (mitomycin c improves success rates) Osteotomy opening into anterior ethmoidal air cells (in 46% of DCR surgeries)
Category:
ENT
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