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Occult Hepatitis B Virus Infection: An Update

Viruses, 2022
Occult hepatitis B virus (HBV) infection (OBI) refers to a condition in which replication-competent viral DNA is present in the liver (with detectable or undetectable HBV DNA in the serum) of individuals testing negative for the HBV surface antigen ...
Carlo Saitta, Teresa Pollicino, Giovanni Raimondo   +2 more
doaj   +4 more sources

Control of occult hepatitis B virus infection

Advances in Laboratory Medicine, 2022
The diagnosis of hepatitis B virus (HBV) infection requires HBV DNA testing and serologic testing for detection of the surface antigen (HBsAg) and the hepatitis B core antibody (anti-HBc). There is a population of patients with occult HBV infection (OBI),
Lalana Garcés Marta, Ortiz Pastor Oihana, Solé Enrech Gemma, Guerra-Ruiz Armando R., Casals Mercadal Gregori, Almería Lafuente Alejandro, Ballesteros Vizoso María Antonieta, Medina Pablo Gabriel, Salgüero Fernández Sergio, Zamora Trillo Angielys, Aured de la Serna Isabel, Hurtado Juan Carlos, Pérez-Del-Pulgar Sofía, Forns Xavier, Morales Ruiz Manuel   +14 more
doaj   +4 more sources

Occult hepatitis B infection: an evolutionary scenario [PDF]

Virology Journal, 2008
Background Occult or latent hepatitis B virus (HBV) infection is defined as infection with detectable HBV DNA and undetectable surface antigen (HBsAg) in patients' blood. The cause of an overt HBV infection becoming an occult one is unknown.
Lukashov Vladimir V, Berkhout Ben, Zaaijer Hans L, van Hemert Formijn J   +3 more
doaj   +3 more sources

Occult hepatitis B virus infection in immunocompromised patients [PDF]

Brazilian Journal of Infectious Diseases, 2008
Occult hepatitis B infection is characterized by hepatitis B virus (HBV) DNA in the serum in the absence of hepatitis B surface antigen (HBsAg). We assessed occult HBV infection prevalence in two groups of immunocompromised patients (maintenance ...
Ruth Nogueira Cordeiro Moraes Jardim, Neiva Sellan Lopes Gonçales, Josiane Silveira Felix Pereira, Viviane Cristina Fais, Fernando Lopes Gonçales Junior   +4 more
doaj   +4 more sources

Issues occult hepatitis B virus infection

Российский журнал гастроэнтерологии, гепатологии, колопроктологии, 2012
Aim of investigation. With the help of up-to-date molecular-biological and morphological methods to determine frequency of the occult form of chronic hepatitis B (CHB) among HBsAg-negative patients with chronic liver diseases (CLD) of various etiology ...
I. A. Morozov, L. Yu. Ilchenko, N. I. Gromova, I. G. Fyedorov, I. V. Gordeychuk, A. K. Knyazhentseva, E. V. Zverkova, M. I. Mikhaylov   +7 more
doaj   +1 more source

Occult hepatitis B infection

Journal of Hepatology, 2014
Occult hepatitis B virus (HBV) infection (OBI) is recognized as one of the possible phases in the natural history of chronic HB V infection [1]. OBI defines the persistence of HBV genomes in the hepatocytes of individuals testing negative for HBV surface antigen (HBs Ag) and, usually, also for serum HBV DNA [2].
POLLICINO, Teresa, RAIMONDO, Giovanni
openaire   +2 more sources

Impact of schistosomiasis on increase incidence of occult hepatitis B in chronic hepatitis C patients in Egypt

Journal of Infection and Public Health, 2017
Co-infection of schistosomiasis, HBV and HCV is common in countries where schistosomiasis is endemic. Occult hepatitis B occurs in patients at high risk for HBV infection (e.g., patients on hemodialysis, patients receiving blood transfusions ...
Hanan H. Omar, Samaa A. Taha, Wafaa H. Hassan, Hamdy H. Omar   +3 more
doaj   +1 more source

Occult Infection pada Anak Setelah 10 Tahun Mendapat Imunisasi Hepatitis B

Sari Pediatri, 2016
Latar belakang. Occult hepatitis B infection (OBI) adalah suatu keadaan ditemukannya deoxyribose-nucleic acid (DNA) virus Hepatitis B (VHB) pada pemeriksaan HBsAg negatif.
Asrawati Asrawati, Yusri Dianne Jurnalis, Yanwirasti Yanwirasti   +2 more
doaj   +1 more source

The prevalence of occult hepatitis B virus (hbv) infection in a large multi-ethnic haemodialysis cohort. [PDF]

, 2015
Haemodialysis patients are at increased risk of exposure to blood borne viruses. To reduce transmission in the UK, all haemodialysis patients are regularly screened, and if susceptible to Hepatitis B virus (HBV) infection ...
Cross, J, Davenport, A, Haque, T, Labbett, W, O'Riordan, A, Patel, M, Sowole, L   +6 more
core   +1 more source

Prevalence and Molecular Analysis of Occult Hepatitis B Virus Infection Isolated in a Sample of Cryptogenic Cirrhosis Patients in Iran

Oman Medical Journal, 2014
Objectives: The aims of this study are to investigate the prevalence of occult hepatitis B virus infection among patients with cryptogenic cirrhosis and to analyze the relationship between surface protein variability and occult hepatitis B virus ...
Fatemeh Akhavan Anvari, Seyed Moayyed Alavian, Mehdi Norouzi, Mostafa Mahabadi, Seyed Mohammad Jazayeri   +4 more
doaj   +1 more source