Results 181 to 190 of about 63,819 (232)

Prevalence of occult HBV infection in Western countries

Journal of Medical Virology, 2020
Due to a lack of standardized tests, it is difficult to obtain prevalence data and define the real impact of occult HBV infection (OBI) in Western countries.
M. Pisaturo   +3 more
semanticscholar   +4 more sources

Global epidemiology of occult HBV infection

open access: yesAnnals of Blood, 2016
Defining the epidemiology of occult HBV infection (OBI) is difficult because it relies on disparate sets of data and on the respective performance of both hepatitis B surface antigen (HBsAg) and HBV DNA detection and quantification. Higher sensitivity of HBsAg decreases OBI prevalence while increased HBV DNA detection increases such prevalence as two ...
J. Allain
semanticscholar   +2 more sources

Estimates of the prevalence of occult HBV infection in Asia: a systematic review and meta-analysis

Infectious Diseases, 2022
Purpose Occult Hepatitis B virus infection (OBI) is of great significance to the transmission of Hepatitis B virus (HBV) and the evolution of the patient’s clinical outcome. We conducted a systematic review and meta-analysis to estimate the prevalence of
W. Xie   +4 more
semanticscholar   +1 more source

The sK122R mutation of hepatitis B virus (HBV) is associated with occult HBV infection: Analysis of a large cohort of Chinese patients.

Journal of Clinical Virology, 2020
BACKGROUND Occult HBV infection (OBI) is of great concern due to their complicated diagnosis and potential for public transmission. OBJECTIVE The study aimed to determine the clinical prevalence of OBI and if viral immune escape-associated mutations ...
Jun Wang   +10 more
semanticscholar   +1 more source

Residual risk of transfusion‐transmitted hepatitis B virus (TT‐HBV) infection by NAT‐screened blood components: A review of observed versus modeled infectivity from donors with window period and occult HBV infections

Transfusion, 2021
The residual transfusion‐transmitted hepatitis B virus (TT‐HBV) risk with different testing strategies depends on the sensitivity of screening assays, the prevalence of hepatitis B surface antigen (HBsAg) compared to HBV‐DNA in window period (WP) and ...
N. Lelie, Michael Busch, S. Kleinman
semanticscholar   +1 more source

Occult HBV infection in the oncohematological setting

Infection, 2016
Occult hepatitis B infection (OBI), a virological condition characterized by a low release of Hepatitis B Virus (HBV) from liver cells and low HBV-DNA levels in serum and/or liver tissue of HBsAg-negative subjects, may reactivate in oncohematological patients undergoing immunosuppression by aggressive chemotherapy or hematopoietic stem cell ...
C. Sagnelli   +5 more
semanticscholar   +4 more sources

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