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Related Concept Videos

Tracheostomy Decannulation01:21

Tracheostomy Decannulation

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Tracheostomy decannulation is a significant milestone in the liberation of mechanically ventilated patients. Despite its importance, there is no universally accepted protocol for this procedure. This demands an evidence-based, individualized approach.
Description of the Procedure
Decannulation refers to the permanent removal of the tracheostomy tube, signaling the resolution of the condition that initially necessitated the tracheostomy. The process requires a well-coordinated interplay between...
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Related Experiment Video

Updated: Apr 15, 2026

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
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[Dacryocystorhinostomy (DCR) under local anesthesia].

Oded Sagiv, Nachum Rosen, Avelet Priel

    Harefuah
    |April 11, 2015
    PubMed
    Summary

    Most dacryocystorhinostomy (DCR) surgeries can be performed under local anesthesia (LA) without sedation, achieving high success rates. While success rates were similar between surgical approaches, general anesthesia (GA) showed better outcomes, potentially due to patient age differences.

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    Area of Science:

    • Ophthalmology
    • Otorhinolaryngology

    Background:

    • Dacryocystorhinostomy (DCR) is a surgical procedure to restore lacrimal drainage.
    • Traditionally performed under general anesthesia (GA) or sedation, DCR can also be done under local anesthesia (LA) without sedation.

    Purpose of the Study:

    • To evaluate the intraoperative and postoperative success rates of primary DCR.
    • To compare outcomes between external and endoscopic endonasal approaches.
    • To assess success rates under local anesthesia (LA) versus general anesthesia (GA).

    Main Methods:

    • Retrospective analysis of 139 patients undergoing primary DCR between 2009-2012.
    • Outcomes measured by postoperative success (symptom improvement, patent ostium) and intraoperative success (completion under LA).
    • Comparison of success rates based on surgical approach (external vs. endoscopic) and anesthesia type (LA vs. GA).

    Main Results:

    • Overall success rate was 87.1% (121/139 patients).
    • Success rates were comparable between external (88.6%) and endoscopic (82.4%) approaches (p=0.348).
    • Surgeries under GA demonstrated a higher success rate (96.7%) than those under LA (84.9%) (p=0.019), with GA patients being significantly younger.

    Conclusions:

    • Primary DCR can be effectively performed under LA without sedation in most cases.
    • Surgical approach (external vs. endoscopic) did not significantly impact success rates.
    • Higher success rates under GA may be attributed to the younger age of patients in this group compared to LA patients.