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Updated: Jun 17, 2026

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Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
Published on: October 13, 2017
[External dacryocystorhinostomy under local anesthesia and sedation]
A Chaume1, T Maalouf, B Thirion
1Service d'ophtalmologie, Centre Hospitalo-Universitaire de Nancy Brabois, Vandoeuvre-lès-Nancy, France.
Journal Francais D'Ophtalmologie
|January 19, 2010
Summary
External dacryocystorhinostomy (DCR) surgery under local anesthesia with sedation is safe and effective. This anesthesia approach offers excellent patient and surgeon satisfaction with good surgical outcomes.
Area of Science:
- Ophthalmology
- Anesthesiology
Context:
- External dacryocystorhinostomy (DCR) is a surgical procedure to treat nasolacrimal duct obstruction.
- Performing DCR under local anesthesia with sedation offers potential advantages over general anesthesia.
Purpose:
- To evaluate the efficacy and safety of a local anesthesia protocol combined with sedation for external DCR surgery.
- To assess patient behavior, anesthetic quality, and surgical outcomes.
Summary:
- A prospective study involved 34 patients undergoing external DCR with a four-nerve block local anesthesia and sedation protocol.
- Hemodynamic stability, stable Ramsay scores, and low pain (VAS) were observed. Patient and surgeon satisfaction was high (88.4%).
- The surgery success rate was 79.3%, comparable to general anesthesia (82%).
Impact:
- The local anesthesia with sedation protocol is a safe and effective option for external DCR.
- This approach may improve patient experience and potentially reduce risks associated with general anesthesia.
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