1Strayer A. Chiari I malformation:clinical presentation and management [ J ]. Neurosci Nurs, 2001, 33 ( 2 ) :90 - 6.
2Pillay PK, Awad Ia, Little JR, et al. Symptomatic Chiari malformation in adults :a new classification based on magnetic resonance imaging with clinical and prognostic significance [ J ]. Ncurosury, 1991,28 (5) :639 -45.
5Nagasqwa S, Ohta T, Onomura T, et al. Endoscopic observation of the syrinx in Chiari malformation case report[ J]. Neurol Med Chir, 1993,33:572 -4.
6Imae S. Clinical evaluation on etiology and surgical outcome in syringomyelia associated with Chiari type I malformation [ J ]. No To Shindei, 1997,49 ( 12 ) : 1131 - 8.
7Oldfield EH, Muraszko K, Shawker TH, et al. Pathophysiology of syringomyelia associated with Chiari I malformation of the eerebellar tonsils: implication for diagnosis and treatment [ J ]. Neurosury, 1994,80( 1 ) :3 - 15.