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Anomalous styloid process and its clinical implications.

Srijit Das1, Farihah Haji Suhaimi, Faizah Othman

  • 1Department of Anatomy, Faculty of Medicine, Universiti Kebangsaan Malaysia, Jalan Raja Muda Abd Aziz, Kuala Lumpur, Malaysia. das_srijit23@rediffmail.com

Bratislavske Lekarske Listy
|May 2, 2008
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Summary
This summary is machine-generated.

This study details unusual anatomical variations of the temporal bone, specifically an elongated styloid process with bilateral concavities and a rounded mastoid process. These findings highlight the importance of recognizing such variations for clinical practice.

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Area of Science:

  • Anatomical variations
  • Skull morphology
  • Temporal bone anatomy

Background:

  • Limited literature exists on diverse styloid process shapes.
  • Anatomy textbooks typically describe a slender styloid process (~2.5 cm) with anterior concavity.

Purpose of the Study:

  • To document and describe rare anatomical variations of the temporal bone's styloid and mastoid processes.
  • To emphasize the clinical significance of these variations for medical professionals.

Main Methods:

  • Gross examination of a human skull revealing morphological abnormalities.
  • Radiological assessment (skiagram) to confirm gross findings.

Main Results:

  • Observed an elongated styloid process (2.8 cm right, 2.7 cm left) with anterior and posterior concavities, causing proximal constriction.
  • Noted a rounded mastoid process, contrasting with the usual conical shape.
  • Radiography confirmed the biconcave styloid profile and rounded mastoid process.

Conclusions:

  • Anatomical variations in the styloid and mastoid processes can occur.
  • Awareness of these variations is crucial for radiologists and surgeons, particularly concerning potential complications like Eagle's syndrome or issues during medical procedures.