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Updated: Jan 26, 2026
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Endoscopic Cholesteatoma Surgery
Published on: January 19, 2022
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Anatomical considerations in endoscopic lacrimal surgery
Saul N Rajak1, Alkis J Psaltis2
1The Sussex Eye Hospital, Brighton and Sussex University Hospital, United Kingdom; Brighton and Sussex Medical School, United Kingdom.
Summary
Understanding the anatomy of the lacrimal drainage system and nasal lateral wall is crucial for successful endoscopic dacryocystorhinostomy (DCR). This knowledge minimizes surgical risks and complications.
Area of Science:
- Otolaryngology
- Ophthalmology
- Surgical Anatomy
Background:
- Endoscopic dacryocystorhinostomy (DCR) is a surgical procedure to restore lacrimal drainage.
- Accurate anatomical knowledge is paramount for surgical success and complication avoidance.
Purpose of the Study:
- To review the relevant anatomy of the lacrimal drainage system.
- To detail the anatomy of the lateral nasal wall pertinent to endoscopic DCR.
Main Methods:
- A comprehensive PubMed search was conducted.
- Articles focusing on the anatomy of the lateral nasal wall and DCR surgery were reviewed.
Main Results:
- The review covers key anatomical landmarks for endoscopic DCR, including the maxillary line, middle turbinate, agger nasi cell, and lacrimal sac.
- It details optimal bony ostium formation and discusses potential surgical complications such as skull base or orbital penetration.
Conclusions:
- Thorough understanding of the lacrimal drainage system and lateral nasal wall anatomy enhances surgical outcomes.
- Minimizing risks to adjacent structures like the orbit and skull base is achieved through precise anatomical knowledge.
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