capnogram

capnogram /cap·no·gram/ (kap´no-gram?) a real-time waveform record of the concentration of carbon dioxide in the respiratory gases.

Normal capnogram. (A), Carbon dioxide cleared from the anatomic dead space; (B), dead space and alveolar carbon dioxide; (C), alveolar plateau; (D), end-tidal carbon dioxide tension (PETCO2).

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capnogram

1. a radiograph of the abdominal cavity taken with negative contrast in the peritoneal cavity. See also pneumoperitoneum.

2. continuous measurement of carbon dioxide concentrations in the exhaled air especially of anesthetized animals.