| CDC | calculated date of confinement; cancer diagnosis center; capillary diffusion capacity; cell division... |
|---|---|
| CID | cellular immunodeficiency; charge injection device; chick infective dose; combined immunodeficiency ... |
| CLD | chloride diarrhea; chronic liver disease; chronic lung disease; congenital limb deficiency; crystal ... |
| CSPINE | corticosteroid use, seropositive RA, peripheral joint destruction, involvement of cervical nerves, n... |
| DILD | diffuse infiltrative lung disease; diffuse interstitial lung disease |