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Progress Toward Hepatitis B Control and Elimination of Mother-to-Child Transmission of Hepatitis B Virus - World Health Organization African Region, 2016-2021
MMWR Morb Mortal Wkly Rep. 2023 Jul 21;72(29):782-787. doi: 10.15585/mmwr.mm7229a2.ABSTRACTChronic hepatitis B virus (HBV) infection is one of the leading causes of cirrhosis and liver cancer. In 2019, approximately 1.5 million persons newly acquired chronic HBV infection; among these, 990,000 (66%) were in the World Health Organization (WHO) African Region (AFR). Most chronic HBV infections are acquired through mother-to-child transmission (MTCT) or during early childhood, and approximately two thirds of these infections occur in AFR. In 2016, the World Health Assembly endorsed the goal of elimination of mother-to-child t...
Source: MMWR Morb Mortal Wkl... - July 20, 2023 Category: Epidemiology Authors: Hyacinte J Kabore Xi Li Mary M Alleman Casimir M Manzengo Mutale Mumba Joseph Biey Gilson Paluku Ado M Bwaka Benido Impouma Rania A Tohme Source Type: research

Status of New Vaccine Introduction - Worldwide, 2016-2021
This report describes the status of introductions globally for eight World Health Organization (WHO)-recommended new and underutilized vaccines, comprising 10 individual vaccine antigens. By 2021, among 194 countries worldwide, 33 (17%) provided all of these 10 WHO-recommended antigens as part of their routine immunization schedules; only one low-income country had introduced all of these recommended vaccines. Universal hepatitis B birth dose; human papillomavirus vaccine; rotavirus vaccine; and diphtheria, tetanus, and pertussis-containing vaccine first booster dose have been introduced by 57%, 59%, 60%, and 72% of all co...
Source: MMWR Morb Mortal Wkl... - July 6, 2023 Category: Epidemiology Authors: Gurpreet Kaur Rebecca M Casey Jaymin C Patel Paul Bloem Jenny A Walldorf Terri B Hyde Source Type: research

Hepatitis B Virus Immunity Gap: A Six-Year Laboratory Data Review of Hepatitis B Serological Profiles in Gauteng Province, South Africa
CONCLUSION: The HBV infection seroprevalence remains high in South Africa, with Gauteng province having high intermediate endemicity. However, the HBV immunity gap has shifted from younger children to older children and adults.PMID:37234693 | PMC:PMC10208757 | DOI:10.1155/2023/6374874
Source: Adv Data - May 26, 2023 Category: Epidemiology Authors: Nonhlanhla Mbenenge Kathleen Subramoney Clement Gascua Adu-Gyamfi Florette K Treurnicht Source Type: research

Widespread Community Transmission of Hepatitis A Virus Following an Outbreak at a Local Restaurant - Virginia, September 2021-September 2022
This report describes the initial outbreak and the ongoing community transmission of HAV. Increasing vaccination coverage among persons with risk factors for hepatitis A infection is important, including among those who use drugs. Strengthening community partnerships between public health officials and organizations that employ persons with risk factors for acquisition of HAV could help to prevent infections and outbreaks.PMID:37022982 | DOI:10.15585/mmwr.mm7214a2
Source: MMWR Morb Mortal Wkl... - April 6, 2023 Category: Epidemiology Authors: Meagan J Helmick Cynthia B Morrow J Hope White Paige Bordwine Source Type: research

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