First case report of turcot syndrome type 1 in Colombia.

Turcot syndrome is an autosomal recessive disorder clinically characterized by the occurrence of primary tumors of the central nervous system and adenomatous colonic polyps during the first or second decades of life, with a spectrum of clinical features such as "café-au-lait" spots, axillary freckling, and hyperpigmented spots. Currently its prevalence globally and in Colombia remains unknown. We present the case of a 20-year-old male with a clinical presentation of both glioblastoma multiforme and multiple adenomatous colonic polyps.

Routine chest roentgenogram after central venous catheter insertion is not always necessary.

Background: To evaluate the usefulness of routine radiologic control after the insertion of a central venous catheter as a tool that might modify treatment of patients.

Methods: A prospective study was made of 149 patients submitted to central venous catheter insertion.

Results: In 55% of the patients the roentgenogram showed an adequate placement of the catheter tip and in 3.