Three cases with late complications and nine cases without late complications are presented to demonstrate the long-term results of ventriculoperitoneal (V-P) shunting, particularly those concerning degradation and mineral deposits of shunt catheters.
Department of Neurosurgery, School of Medicine, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo 113-8519, Japan. yamamoto.nsrg@tmd.ac.jp
