| CEP | chronic eosinophilic pneumonia; chronic erythropoietic porphyria; congenital erythropoietic porphyri... |
|---|---|
| CET | capital expenditure threshold; congenital eyelid tetrad |
| CEU | congenital ectropion uveae; continuing education unit |
| CGFH | congenital fibrous histiocytoma |
| CHB | chronic hepatitis B; complete heart block; congenital heart block |