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Complete morphometric analysis of jugular foramen and its clinical implications

Sushant Swaroop Das1, Sandeep Saluja2, Neelam Vasudeva1

  • 1Department of Anatomy, Maulana Azad Medical College, New Delhi, India.

Journal of Craniovertebral Junction & Spine
|November 29, 2016
PubMed
Abstract

Insights

This study details the morphometry of the jugular foramen in an Indian population, revealing key anatomical differences between sexes and sides. This knowledge is crucial for neurosurgeons performing procedures near the jugular foramen.

Area of Science:

  • Anatomy
  • Osteology
  • Surgical Anatomy

Background:

  • Tumors near the jugular foramen, like glomus jugulare, necessitate microsurgical approaches.
  • Tumor invasion distorts the jugular foramen's anatomy, complicating surgical visualization.
  • Accurate anatomical knowledge of the jugular foramen is essential for neurosurgeons operating in this region.

Purpose of the Study:

  • To provide comprehensive morphometry of the jugular foramen in an adult Indian population.
  • To identify and describe gender-specific differences in jugular foramen morphology.
  • To document morphological characteristics relevant to surgical interventions.

Main Methods:

  • Analysis of 114 adult dry human skulls (63 male, 51 female).
  • Measurement of endo- and exocranial dimensions of the jugular foramen.
  • Assessment of jugular fossa roof doming and jugular foramen compartmentalization, with statistical analysis using Chi-square and Student's t-tests.

Main Results:

  • Right jugular foramen parameters were generally larger than the left.
  • The distance from the stylomastoid foramen to the lateral margin of the jugular foramen (SMJF) was greater on the left side.
  • Significant gender differences were observed in measurements, dome presence, and compartmentalization patterns.

Conclusions:

  • The study provides critical data on jugular foramen parameters and anatomical variations in both sexes within the Indian population.
  • Findings enhance understanding of the jugular foramen's morphology and its clinical implications for surgeries in the jugular region.
Keywords:
Glomus jugulareinternal jugular veinjugular foramenmorphometry

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