World Health Organization · 2026-01 · English
9A11 Disorders of lacrimal drainage system
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
9A11.0Eversion of lacrimal punctum9A11.1Canaliculitis9A11.2Dacryocystitis9A11.3Conjunctivochalasis9A11.4Punctal stenosis9A11.5Nasolacrimal canalicular stenosis9A11.6Dacryolith9A11.7Nasolacrimal sac stenosis9A11.8Nasolacrimal duct obstruction9A11.YOther specified disorders of lacrimal drainage system9A11.ZDisorders of lacrimal drainage system, unspecified© World Health Organization · CC BY-ND 3.0 IGO