| ABRs | auditory brainstem responses |
| ALT | alanine aminotransferase |
| AST | aspartate aminotransferase |
| cCMV | congenital cytomegalovirus |
| CMV | cytomegalovirus |
| EEG | electroencephalogram |
| IUGR | intrauterine growth restriction |
| MPI | maternal primary infection |
| MNPI | maternal non-primary infection |
| MRI | magnetic resonance imaging |
| PCR | polymerase chain reaction |
| SNHL | sensorineural hearing loss |