Flat capnogram is seen in all except:-
A sudden drop of ET Co2 to near Zero followed by absence of a Co2 waveform heralds a potentially life threatening problem. Differential diagnosis D/d. 1. Malposition of an Endotracheal tube into the pharynx or oesophagus. 2. Circuit Disconnection 3. Stoppage of ventilation 4. Cardiac arrest 5. Massive pulmonary embolism
Disconnection of endotracheal tube
Accidental extubation
Ventilation failure
Endobronchial intubation
Monitoring in Anesthesia