, Volume 106, Issue 1-2, pp 73-77

About a very rare variation of the course and width of the vertebral arteries and the hypoglossal nerve

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Summary

Described are:

  1. 1.

    A very thin intracisternal part of the vertebral artery (0.9 mm).

     
  2. 2.

    A very rare course of the vertebral artery (dorsal to the hypoglossal nerve).

     
  3. 3.

    Rare anastomoses between the vertebral artery and the PICA.

     
  4. 4.

    A rare upwards coiling of the PICA and

     
  5. 5.

    The origin and prevertebral course of the vertebral arteries.