Welch Allyn Propaq Quick Start Guide For Co2 Waveforms - Quick Reference Guide - Manual (Page 3)

Endotracheal Tube In Esophagus
If inadvertent esophageal intubation occurs, the capnogram indicates the
endotracheal tube is incorrectly positioned and ventilation is not taking place.
Look for:
• No CO
2
measured
• Only small, short-lived capnograms displayed
60
30
0
QG_CO2.frm Page 3 Friday, February 13, 2004 4:26 PM