Terms and Abbreviations Used in This Report
| AIDS | acquired immunodeficiency syndrome |
| ALT | alanine aminotransferase |
| anti-HBc | antibody to hepatitis B core antigen |
| anti-HCV | hepatitis C antibody |
| ASC-US | atypical squamous cells of undetermined significance |
| BCA | bichloroacetic acid |
| BV | bacterial vaginosis |
| CBC | complete blood count |
| CI | confidence interval |
| CIN | cervical intraepithelial neoplasia |
| CLD | chronic liver disease |
| CLIA | Clinical Laboratory Improvement Amendments |
| CNS | central nervous system |
| CSF | cerebrospinal fluid |
| DFA | direct fluorescent antibody |
| DGI | disseminated gonococcal infection |
| DNA | deoxyribonucleic acid |
| EC | emergency contraception |
| EIA | enzyme immunoassay |
| ELISA | enzyme-linked immunosorbent assay |
| EPT | expedited partner therapy |
| FDA | Food and Drug Administration, an agency of the U.S. Department of Health and Human Services |
| FTA-ABS | fluorescent treponemal antibody absorbed |
| gG | glycoprotein G |
| GNID | gram-negative intracellular diplococci |
| HAV | hepatitis A virus |
| HBIG | hepatitis B immune globulin |
| HbsAg | hepatitis B surface antigen |
| HBV | hepatitis B virus |
| HCV | hepatitis C virus |
| HIV | human immunodeficiency virus |
| IFA | immunofluorescence assay |
| IgE | immunoglobulin E |
| Ig | immune globulin |
| IgG | immunoglobulin G |
| IgM | immunoglobulin M |
| IM | intramuscularly |
| IUD | intrauterine device |
| IV | intravenous or intravenously |
| KOH | potassium hydroxide |
| LGV | lymphogranuloma venereum |
| MAC | Mycobacterium avium complex |
| MIC | minimum inhibitory concentration |
| MSM | men who have sex with men |
| N9 | nonoxynol-9 |
| NAAT | nucleic acid amplification test |
| NGU | nongonococcal urethritis |
| Pap | Papanicolaou |
| PCR | polymerase chain reaction |
| PEP | postexposure prophylaxis |
| PID | pelvic inflammatory disease |
| PO | by mouth |
| PPV | positive predictive value |
| RNA | ribonucleic acid |
| RPR | rapid plasma reagin |
| RVVC | recurrent vulvovaginal candidiasis |
| SIL | squamous intraepithelial lesion |
| STI | sexually transmitted infection |
| TCA | trichloroacetic acid |
| TE | toxoplasmic encephalitis |
| TP-PA | Treponema pallidum particle agglutation |
| VDRL | Venereal Disease Research Laboratory |
| VVC | vulvovaginal candidiasis |
| WB | Western blot |
| WBC | white blood count |
| WSW | women who have sex with women |
| WSWM | women who have sex with women and men |
Page last reviewed: July 22, 2021