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Congenital nasolacrimal duct obstruction
1Department of Ophthalmology, Harvard Medical School, Children's Hospital, Boston, Massachusetts, USA. richard.robb@tch.harvard.edu
Ophthalmology Clinics of North America
|November 14, 2001
Summary
Congenital nasolacrimal duct obstruction is common in infants. This review covers its incidence, natural progression, probing techniques, and management strategies for associated conditions like dacryocystocele.
Area of Science:
- Ophthalmology
- Pediatric Medicine
Background:
- Congenital nasolacrimal duct obstruction (CNLDO) is a frequent condition in newborns.
- It affects the tear drainage system, leading to epiphora and potential infections.
Purpose of the Study:
- To review the incidence and natural course of CNLDO.
- To discuss various surgical interventions, including probing and secondary procedures.
- To provide guidance on managing associated dacryocystocele and nasal dacryocele.
Main Methods:
- Literature review of studies on congenital nasolacrimal duct obstruction.
- Analysis of probing techniques and success rates.
- Discussion of management algorithms for complex cases.
Main Results:
- CNLDO has a high spontaneous resolution rate within the first year of life.
- Probing is an effective primary treatment for persistent cases.
- Secondary procedures may be necessary for treatment failures.
Conclusions:
- Early recognition and appropriate management of CNLDO are crucial.
- Probing remains a cornerstone of treatment for persistent obstruction.
- Management should be tailored to the specific presentation, including associated cystic formations.