background & importance: iniencephaly is a rare cranio-cervical deformity. it belongs to neural tube defects. this disorder is characterized by a retroflexion of head, a very short neck, varying degrees of incomplete posterior closure of vertebrae and cervical and thoracic spinal synostosis. this malformation is associated with central nervous system and systemic malformations. most of patients...

background and objectives: nosocomial infections are one of the most important worldwide health and increased patients hospital stay, therapeutic problem and mortality rate. this study was designed to determine the frequency of microorganisms isolated from tracheal tube in patients admitted to icu shaheed mostafa khomeini hospital tehran, iran, from 2001-2005. patients and methods: in this cros...