%0 Journal Article %T Malformaci¨®n de Chiari tipo I en un paciente con s¨ªndrome de Poland %A Alcal¨¢-Cerra %A G. %A Sabogal-Barrios %A R. %A Ni£¿o-Hern¨¢ndez %A L.M. %A Guti¨¦rrez-Paternina %A J.J. %A Moscote-Salazar %A L.R. %A Preciado-Mesa %A E. %J Neurocirug¨ªa %D 2011 %I Scientific Electronic Library Online %R 10.4321/S1130-14732011000600014 %X chiari malformation type i and poland's syndrome are two rare diseases and their simultaneous presentation had not been previously described in the literature. we report the case of a 27 year old male with history of poland's syndrome, who referred headache and motor impairment of the intrinsic muscles of the left hand. in a cervical spine mr a chiari i malformation with syringomyelia from c1 to t2 was found, which was treated by foramen magnum decompression, dural plasty and removal of the posterior arch of the atlas. a discussion of the embryological mechanisms that might be involved in the coexistence of these two entities is presented, emphasizing the role of para-axial mesoderm. %K chiari malformation %K craniovertebral junction %K poland's s¨ªndrome %K syringomyelia %K anomaly. %U http://scielo.isciii.es/scielo.php?script=sci_abstract&pid=S1130-14732011000600014&lng=en&nrm=iso&tlng=en