1 Effect of infusion tests on the dynamical properties of intracranial pressure in hydrocephalus María García a , Jesús Poza a,b,c , Alejandro Bachiller a , David Santamarta d , and Roberto Hornero a,b a Biomedical Engineering Group, Department T.S.C.I.T., E.T.S. Ingenieros de Telecomunicación, University of Valladolid, Valladolid, Spain b IMUVA, Instituto de Investigación en Matemáticas, University of Valladolid, Valladolid, Spain c INCYL, Instituto de Neurociencias de Castilla y León, University of Salamanca, Salamanca, Spain d Servicio de Neurocirugía, Hospital Universitario de León, León, Spain Address correspondence to: María García Gadañón Biomedical Engineering Group (GIB), Department T.S.C.I.T., E.T.S. Ingenieros de Telecomunicación, University of Valladolid, Paseo de Belén 15, 47011, Valladolid, Spain Phone: +34 983 423983 Fax: +34 983 423667 Electronic mail: maria.garcia@tel.uva.es URL: www.gib.tel.uva.es