Medical MCQ-5 year old child going to sitting craniotomy while positioning in O.T. developed end tidal CO2 0mm HgPO2 80 mm Hg implies –

5 year old child going to sitting craniotomy while positioning in O.T. developed end tidal CO2 0mm HgPO2 80 mm Hg implies –

Endotracheal tube in oesophagus

E.T. blocked with secretion

Venous air Embolism

Left lung collapse

Question Category:

Anaesthesia

Correct Answer:

Venous air Embolism

Description:

Information in this question : -Child is under going sitting craniotomy Rapid fall of ETCO2 (while in position, child develops ETCO20)This indicates venous air embolism due to sitting craniotomy. In esophageal intubation, ETCO2 will be zero from the start only (unlike venous air embolism in which initially there is detection followed by rapid fall).

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