Cavernous Malformation
![Joshua W. Osbun, MD, MSCI](https://neurosurgery.wustl.edu/wp-content/uploads/2019/02/Joshua_Osbun32352-Edit-280x386.jpg)
Joshua W. Osbun, MD, MSCI
Associate Professor of Neurosurgery, Radiology and Neurology
Vice-Chair of Education, Department of Neurosurgery
Program Director, Neurosurgery Residency
Director, Cerebrovascular Surgery and Interventional Neuroradiology
Castle Connolly Top Doctor
![Gregory J. Zipfel, MD](https://neurosurgery.wustl.edu/wp-content/uploads/2021/12/DSCF9669_1-Edit-280x386.jpg)
Gregory J. Zipfel, MD
Chair, Department of Neurosurgery
Ralph G. Dacey Distinguished Professor of Neurosurgery
Neurosurgeon-in-Chief, Barnes-Jewish Hospital
Castle Connolly Top Doctor