Bilateral Anomalous Communication: Inferior Alveolar and Auriculotemporal Nerves
Journal name: The Malaysian Journal of Medical Sciences
Original article title: Anomalous Bilateral Communication between the Inferior Alveolar Nerve and the Auriculotemporal Nerve: A Rare Variation
The Malaysian Journal of Medical Sciences (MJMS) is a peer-reviewed, open-access journal published online at least six times a year. It covers all aspects of medical sciences and prioritizes high-quality research.
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Original source:
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Nikha BHARDWAJ, Priya SAHNI, Abhishek SINGHVI, Meghanand NAYAK, Vineeta TIWARI
The Malaysian Journal of Medical Sciences:
(A peer-reviewed, open-access journal)
Full text available for: Anomalous Bilateral Communication between the Inferior Alveolar Nerve and the Auriculotemporal Nerve: A Rare Variation
Year: 2014
Copyright (license): CC BY 4.0
Download the PDF file of the original publication
Summary of article contents:
Introduction
The study investigates the anatomical variations of the posterior division branches of the mandibular nerve, focusing on anomalous communications in the infratemporal region. Understanding these unique variations is crucial for clinical practices such as managing neuropathies and minimizing surgical complications. The research involved a dissection of 15 human cadavers, wherein branches of the mandibular nerve were closely examined for any abnormal courses or connections that may have clinical significance.
Bilateral Communication between the Inferior Alveolar and Auriculotemporal Nerves
One remarkable finding from the study was a rare bilateral communication between the inferior alveolar nerve (IAN) and the auriculotemporal nerve (ATN) in one cadaver. This communication formed a loop without anatomical association with surrounding structures. It began approximately 18 millimeters below the emergence of the IAN, running deep into the lateral pterygoid muscle before connecting with the ATN. Microscopic examination of the communicating branches revealed a well-structured nerve with no detectable abnormalities, leading to the hypothesis that this anomalous connection might be the result of delayed regression of the first arch vessels during embryological development.
Conclusion
The presence of such unusual anatomical variations highlights the complexity of the mandibular nerve's posterior division and its clinical implications. These findings not only enhance our understanding of cranial nerve anatomy but also emphasize the necessity for surgeons and clinicians to be aware of these variations to prevent complications during procedures in the infratemporal region. Further research is warranted to explore more about these anomalous communications and their potential impacts on neuropathies and surgical outcomes.
FAQ section (important questions/answers):
What is the significance of the study on mandibular nerve communications?
Understanding anomalous communications in the posterior division of the mandibular nerve is crucial for managing neuropathies and surgical procedures effectively in the infratemporal region. This study aimed to identify these communications for better clinical outcomes.
How many human cadavers were studied in this research?
A total of 15 human cadavers were examined, focusing on 30 infratemporal regions to explore and analyze any anomalous communicating branches originating from the posterior division of the mandibular nerve.
What unique observation was made in this cadaver study?
In one cadaver, a rare bilateral communication was observed between the auriculotemporal nerve and the inferior alveolar nerve, forming a loop that was not associated with any structures, which is particularly unusual.
What are the potential implications of these nerve communications?
The anomalous communications may influence clinical practices, particularly in treating trigeminal neuralgia, and necessitate further studies to enhance the management of neuropathies and to refine surgical techniques in that region.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for 鈥淏ilateral Anomalous Communication: Inferior Alveolar and Auriculotemporal Nerves鈥�. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Study (Studying):
The term 'Study' refers to a systematic investigation undertaken to explore anatomical variations in the posterior division of the mandibular nerve. This research is significant for understanding nerve pathways and connections, particularly for identifying potential implications in neuropathies and surgical procedures in the infratemporal region.
2) Post:
In this context, 'Post' pertains to the posterior division of the mandibular nerve. Understanding this division is crucial as it includes important branches such as the inferior alveolar nerve and the auriculotemporal nerve, which are key in dental anesthesia and surgery, highlighting their clinical relevance.
3) Surrounding:
The word 'Surrounding' describes the layers of connective tissue that encapsulate the nerve fibers. The presence of epineurium, perineurium, and endoneurium as surrounding structures indicates the organization and integrity of the nerve, which is vital for its function and protection against physical injuries during surgical interventions.
4) Table:
While 'Table' doesn't explicitly appear in the context, it can metaphorically represent the structured format that organizes data or findings from the study. Properly presented information in tables or charts helps clinicians and researchers quickly understand and access key anatomical variations and their implications regarding surgical approaches.
5) Suri (Shuri):
The mention of 'Suri' refers to one of the co-authors involved in the study, indicating collaborative efforts in research. This highlights the importance of teamwork in anatomical studies, where diverse expertise contributes to a comprehensive understanding of nerve variations and potential clinical applications.
6) Discussion:
The term 'Discussion' signifies the section where findings are interpreted and contextualized within existing literature. This part of the study serves to evaluate the relevance of the observed nerve variations, explore their embryological origins, and suggest directions for future research, impacting clinical practices.
7) Knowledge:
Knowledge in this context refers to the understanding gained from the study of anatomical variations. Enhanced knowledge of nerve anatomy and its variations is crucial for improving surgical outcomes, preventing complications, and effectively managing conditions like trigeminal neuralgia, ultimately benefiting clinical practice and patient care.
Other Science Concepts:
Discover the significance of concepts within the article: 鈥�Bilateral Anomalous Communication: Inferior Alveolar and Auriculotemporal Nerves鈥�. Further sources in the context of Science might help you critically compare this page with similair documents:
Clinical significance, Anatomical variation, Middle meningeal artery, Surgical Procedure, Nerve compression, Environmental influence, Clinical implication, Trigeminal Nerve, Embryological Origin, Trigeminal Neuralgia, Myelin sheath, Bilateral variation, Communicating Branch, Haematoxylin and eosin, Inferior alveolar nerve, Microscopic investigation, Neural crest cells, Churchill Livingstone.