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A Comprehensive Educational Website (established 1998)

Designed, Produced, and maintained (Edition 10, March 2019) by 

Bhavani Shankar Kodali MD

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Capnograms recorded in infants and children using side-stream capnographs. Distortion in CO2 waveforms as a result of dispersion of gases in the sampling line. Phase II and the descending limb can be prolonged. Base line is elevated and phase III can have increased slope.

References

1.    Pascucci RC, Schena JA, Thompson JE.  Comparison of a sidestream and mainstream capnometers in infants. Crit Care Med 1989;17:560-2

2.    Schena J, Thompson J, Crone RK.  Mechanical influences on the capnogram.  Crit Care Med 1984;12:672-4.

3.    Badgwell JM, Kleinman SE, Heavner JE.  Respiratory frequency and artifact affect the capnographic baseline in infants.  Anesth Analg 1993;77:708-11