Positioning the tracheal tube during percutaneous tracheostomy: another use for videolaryngoscopy.

and dizziness. Obstetric consequences occurred in five patients (two patients moderate and three severe problems) (Table 1). Five developed vaginal bleeding. Abruption of the placenta occurred in three cases, uterine contraction in one case, decreased fetal movements was present in one case, absence of fetal heart beat in one case, and fetal death in one case. Snakebite is not common in pregnant women; however, the obstetric consequences are severe and related to severity of the envenomation.