Terms, Abbreviations, and Acronyms

The information on this page reflects the 2024 acute and chronic HBV case definition updates. FOR 2023 HBV CASE CLASSIFICATION, use: 2023 Case Classification_Full Guidance PDF

Gender-neutral terminology will be used throughout for pregnant people, people of childbearing age with childbearing potential, and gestational parents. These terms are used to describe people who are pregnant, have the potential to become pregnant, or have physically given birth, to be inclusive of all gender identities.

Use Meaning
Terms, Abbreviations, and Acronyms
AASLD American Association for the Study of Liver Diseases
ACIP Advisory Committee on Immunization Practices
ACOG American College of Obstetrics and Gynecologists
ALT alanine aminotransferase
Anti-HAV IgG immunoglobulin class G antibody to hepatitis A virus
Anti-HAV IgM immunoglobulin class M antibody to hepatitis A virus
Anti-HBc IgM immunoglobulin class M antibody to hepatitis B core antigen
Anti-HBe hepatitis B e antibody
Anti-HBs hepatitis B surface antibody
Anti-HCV hepatitis C virus antibody
CDC US Centers for Disease Control and Prevention
CFR Code of Federal Regulations
CLIA Clinical Laboratory Improvement Amendments
CMS Centers for Medicare and Medicaid Services
CSTE Council of State and Territorial Epidemiologists
DAA direct-acting antiviral agents
DIS disease investigation specialists
DNA deoxyribonucleic acid
DVH Division of Viral Hepatitis
DTAC Disease Transmission Advisory Committee
EHR electronic health record
ELR electronic laboratory reporting
EMR electronic medical record
FDA US Food and Drug Administration
ICD-10 International Statistical Classification of Diseases and Related Health Problems, Tenth Revision
IDU injection drug use
IDSA Infectious Diseases Society of America
HAI health care-associated infections
HAV hepatitis A virus
HBeAg hepatitis B e antigen
HBIG hepatitis B immunoglobulin
HBV hepatitis B virus
HBsAg hepatitis B surface antigen
HCV hepatitis C virus
HD health department
HL7 Health Level Seven
LGBTQ+ lesbian, gay, bisexual, transgender, and queer plus
MAT medication-assisted treatment for opioid use disorder
MMWR Morbidity and Mortality Weekly Report
MOUD medication for opioid use disorder
MSM men who have sex with men
NASTAD National Alliance of State and Territorial AIDS Directors
NAT nucleic acid test
NBS NEDSS-Base System
NCHHSTP National Center for HIV, Viral Hepatitis, Sexually Transmitted Disease, and Tuberculosis Prevention
NEDSS National Electronic Disease Surveillance System
NETSS National Electronic Telecommunications System for Surveillance
NHANES National Health and Nutrition Examination Survey
NNC Nationally Notifiable Condition
NNDSS National Notifiable Diseases Surveillance System
OB/GYN Obstetrics and gynecology
OMB Office of Management and Budget
OPHDST Office of Public Health Data, Surveillance, and Technology
OPTN Organ Procurement and Transplantation Network
PCR polymerase chain reaction
PHBPP Perinatal Hepatitis B Prevention Program
PHS Public Health Services
PII personally identifiable information
PreP pre-exposure prophylaxis
PWID people who inject drugs
PWUD people who use drugs
PVST post-vaccination serologic testing
RNA ribonucleic acid
S/c signal-to-cutoff
SSP syringe services programs
STI sexually transmitted infection
SUD substance use disorder
TA technical assistance
Total anti-HAV total antibody to hepatitis A virus
Total anti-HBc total antibody to hepatitis B core antigen