Youmans and Winn Neurological Surgery

Shunting

Disclosure The senior author (M.B.) has received travel stipends from Codman and Shurtleff, Medtronic, Aesculap, and Sophysa. The author has served on Advisory Boards for Codman and Shurtleff and Medtronic. Clinically, the University of California, Los Angeles, Adult Hydrocephalus Center…

Clinical Evaluation of Hydrocephalus in Adults

Key Concepts The Adult Hydrocephalus Clinical Research Network (AHCRN), an international registry and clinical trial network supported by the Hydrocephalus Association, adopted a pragmatic classification scheme with four categories based on distinct clinical features: transition, unrecognized congenital, acquired, and suspected…

Production and Flow of Cerebrospinal Fluid

Acknowledgments Appreciation is extended to Drs. J. Duncan, P. Eide, M. Wagshul, G. Silverberg, P. McAllister, and M. Pollay for helpful discussions on chapter material. Acknowledgement is due to N. Johanson and J. Johanson for text editing and figure construction.…

Genetics of Idiopathic Normal Pressure Hydrocephalus

This chapter includes an accompanying lecture presentation that has been prepared by the authors: Video 41.1 . This chapter includes an accompanying lecture presentation that has been prepared by the authors: Video 41.1 . Key Concepts Idiopathic normal pressure hydrocephalus…

Traumatic Brain Injury in the Geriatric Patient

This chapter includes an accompanying lecture presentation that has been prepared by the authors: Video 40.1 . Key Concepts Although older adults now have the highest and fastest rising incidence of traumatic brain injury (TBI), the vast majority of TBI…

Brain Tumor Management in the Geriatric Patient

This chapter includes an accompanying lecture presentation that has been prepared by the author: Video 39.1 . Key Concepts Life expectancy continues to rise exponentially. The concept of frailty, manifesting either phenotypically or in a deficit summation–based model, has merged…

Intracranial Pressure Monitoring

This chapter includes an accompanying lecture presentation that has been prepared by the authors: Video 37.1 . Key Concepts Intracranial pressure monitoring is recommended for conditions that may lead to an increase in intracranial pressure, such as traumatic brain injury…