| BPPN | benign paroxysmal positioning nystagmus |
|---|---|
| Xp | paternal chromosome X; short arm of chromosome X |
| Xi | inactive X Chromosome |
| CCA | cephalin cholesterol antigen; chick cell agglutination; chimpanzee coryza agent; choriocarcinoma; ci... |
| CH | case history; Chediak-Higashi [syndrome]; chiasma; Chinese hamster; chloral hydrate; cholesterol; Ch... |