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Precise localization of parotid duct: a cadaveric study
Deniz Uzmansel1, Özlem Elvan2, Mustafa Aktekin3
1Department of Anatomy, School of Medicine, Mersin University, Çiftlikköy Campus, Yenişehir, 33343, Mersin, Turkey.
Anatomical Science International
|August 15, 2021
Summary
This study precisely mapped the parotid duct
Area of Science:
- Anatomy
- Surgical Anatomy
- Morphometry
Background:
- The parotid duct's precise anatomical course is crucial for surgical procedures and understanding salivary gland function.
- Variations in parotid duct anatomy can impact surgical outcomes and diagnostic interpretations.
Purpose of the Study:
- To determine the exact localization and anatomical course of the parotid duct using morphometric analysis.
- To establish reliable superficial landmarks for identifying the parotid duct's path.
Main Methods:
- Evaluation of 46 parotid ducts from 24 adult formalin-fixed heads using three defined reference lines (L1, L2, L3).
- Measurements were taken from superficial landmarks to precisely record the parotid duct's proximal and distal end locations relative to these lines.
Main Results:
- The parotid duct was consistently located in the middle third of the L1 reference line in all specimens.
- In most cases (71.7%), the parotid duct curved upwards around L1, with its proximal end below L1 and distal end above L1.
- Variations were noted, with some ducts located entirely above L1 (21.7%) or with proximal ends on L1 (6.5%).
Conclusions:
- The study provides precise morphometric data for the parotid duct's localization relative to superficial landmarks.
- These findings enhance the understanding of parotid duct anatomy, aiding in surgical planning and anatomical education.
