| CCGC | capillary column gas chromotography |
|---|---|
| FECO2 | fractional concentration of carbon dioxide in expired gas |
| FEO2, | FEO2 fractional concentration of oxygen in expired gas |
| FGF | father's grandfather; fibroblast growth factor; fresh gas flow |
| FiCO2, | FICO2 fractional concentration of carbon dioxide in inspired gas |