Sex-specific association between anatomical variants of the circle of Willis and intracranial aneurysms in individuals with a familial predisposition

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.

From the Department of Neurology and Neurosurgery, UMC Utrecht Brain Center (Marloes H.A. Nanninga, Phebe J. Groenheide, Ynte M. Ruigrok), Department of Radiology (Denise A.M. van Strien, Birgitta K. Velthuis, Mireille R.E. Velthuis, Irene C. van der Schaaf), and Image Sciences Institute (Iris N. Vos), University Medical Center Utrecht, Utrecht, the Netherlands.