Bedside rapid placement of nasointestinal feeding tube via ultrasound-guided stylet positioning in critical COVID-19 patients

摘要

The location of the trachea (T), carotid artery (A), nasointestinal tube (T1), and esophagus (E) ( ). Tram-track signs with stylet (S) in the longitudinal section ( ). The stylet (S) tip in pylorus in the longitudinal section ( ). Abdominal plain radiograph showed the tip of the tube ( )