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An elongated dorsally curved xiphoid process.

Stefan Lachkar1, Joe Iwanaga1,2, R Shane Tubbs1,3

  • 1Seattle Science Foundation, Seattle, WA, USA.

Anatomy & Cell Biology
|April 16, 2019
PubMed
Summary

A rare, hook-shaped xiphoid process protruding dorsally was found in a cadaver. This anatomical variation can be mistaken for an epigastric mass, highlighting the need for awareness among medical professionals.

Keywords:
Anatomic variationAnatomyCadaverSternumXiphoid process

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Area of Science:

  • Anatomy
  • Morphology
  • Surgical Anatomy

Background:

  • The xiphoid process, the inferior part of the sternum, serves as a crucial muscle attachment site for respiration.
  • Variations in xiphoid process morphology are common, but specific anomalies can present diagnostic challenges.

Observation:

  • A routine dissection revealed an unusual, hook-shaped, and dorsally protruding xiphoid process in a 44-year-old male cadaver.
  • This specific morphology is not widely documented in existing literature.

Findings:

  • The discovered xiphoid process anomaly is characterized by its elongated, hook-like shape and dorsal orientation.
  • This variation represents a rare deviation from typical xiphoid process anatomy.

Implications:

  • Clinicians and radiologists should be aware of this rare xiphoid process anomaly to prevent misdiagnosis as an epigastric mass on imaging.
  • Understanding such morphological variations is essential for avoiding surgical complications and improving diagnostic accuracy.