| CCCT | closed craniocerebral trauma |
|---|---|
| ccDNA | closed circle deoxyribonucleic acid |
| CCTV | closed circuit television |
| CFI | chemotactic-factor inactivator; closed-clenched fist injury; color flow imaging; complement fixation... |
| CHI | closed head injury; creatinine height index |
| semi-closed circle | A circuit for administration of an inhalation anaesthetic in which partial rebreathing with carbon dioxide absorption is combined with loss from the circuit of a portion of respired gases through valves. (05 Mar 2000) |
|---|---|
| ecological systems, closed | Systems that provide for the maintenance of life in an isolated living chamber through reutilization of the material available, in particular, by means of a cycle wherein exhaled carbon dioxide, urine, and other waste matter are converted chemically or by photosynthesis into oxygen, water, and food. (12 Dec 1998) |
| fractures, closed | Fractures in which the break in bone is not accompanied by an external wound. (12 Dec 1998) |