Medical Dictionary

dacryocystorhinostomy dac·ry·o·cys·to·rhi·nos·to·my (dāk'rē-ō-sĭs'tə-rī-nŏs'tə-mē)
The surgical opening of a passage for drainage from the lacrimal sac into the nasal cavity.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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