Results 81 to 90 of about 14,335,115 (180)

Occult hepatitis B in mexican patients with HIV, an analysis using nested polymerase chain reaction

open access: yesAnnals of Hepatology, 2006
Hepatitis B virus infection (HBV) with undetectable levels of HBsAg, has been named occult HBV infection and observed in immunosuppressed patients. The aim of this study was to determine the frequency of occult HBV infection in patients with HIV from the
Rodrigo Torres-Baranda   +6 more
doaj   +1 more source

The Malaysian Society of Gastroenterology and Hepatology Consensus Statements on Prevention and Early Detection of Hepatocellular Carcinoma in Malaysia

open access: yesJournal of Gastroenterology and Hepatology, Volume 41, Issue 9, Page 2639-2655, September 2026.
ABSTRACT Background Hepatocellular carcinoma (HCC) remains one of the leading causes of cancer‐related deaths in Malaysia. Early detection increases the likelihood of curative treatment and improves survival. This consensus document aims to provide evidence‐based, locally relevant recommendations for the prevention and early detection of HCC.
Su Yin Lau   +18 more
wiley   +1 more source

Stimulation requirement and pathogenetic significance of T cells during chronic viral hepatitis. [PDF]

open access: yes, 2007
Hepatitis B virus (HBV) and Hepatitis C virus (HCV) are important causes of liver inflammation and fibrosis. More than 500 million people are persistently infected worldwide and consequently are at increased risk of developing chronic liver disease ...
Kennedy, P.
core  

Absence of occult hepatitis B among blood donors in southern Brazil

open access: yesBrazilian Journal of Infectious Diseases, 2011
Background: Occult hepatitis B virus (HBV) infection is characterized by the detection of HBV DNA in serum and/or in liver in the absence of detectable hepatitis B surface antigen (HBsAg).
Fernando Herz Wolff, MD, PhD.   +2 more
doaj   +1 more source

Occult hepatitis B virus infection

open access: yes, 2000
: Many studies have shown that hepatitis B virus infection may also occur in hepatitis B surface antigen-negative patients. This occult infection has been identified both in patients with cryptogenic liver disease and in patients with hepatitis C virus ...
Balsano, C   +33 more
core   +1 more source

Association of early age at establishment of chronic hepatitis B infection with persistent viral replication, liver cirrhosis and hepatocellular carcinoma: a systematic review. [PDF]

open access: yes, 2013
Age at infection with hepatitis B virus (HBV) is a known risk factor for chronic HBV infection. However, in addition, there is some evidence that early age at infection further increases the risk of primary liver cancer beyond its association with ...
Bottomley, Christian   +21 more
core   +1 more source

Occult B infection in the Brazilian northeastern region: a preliminary report

open access: yesBrazilian Journal of Infectious Diseases
A sentinel study on viral hepatitis is currently being carried out in the village of Cavunge in a semiarid rural region of the state of Bahia, northeastern Brazil. This study has identified individuals in whom anti-HBc IgG was the only serological marker
Delvone Almeida   +6 more
doaj   +1 more source

Hidden Threats: Understanding the Epidemiology and Clinical Features of Occult HBV and HCV in Injection Drug Users. [PDF]

open access: yesSINAI International Scientific Journal
Introduction: Occult infections of hepatitis B and C represent a significant challenge, as infection spreads among people who inject drugs. Occult hepatitis B can be defined as the presence of viral genetic material in blood or liver tissue without ...
kholoud Elkashef   +5 more
doaj   +1 more source

Urinary porphyrin excretion in hepatitis C infection [PDF]

open access: yes, 1999
A high prevalence of hepatitis C virus infection in porphyria cutanea tarda in some populations suggests a close link between viral hepatitis and alteration of porphyrin metabolism.
Jacob, Karl   +2 more
core   +1 more source

Prevalence and determinants of hepatitis C virus infection among female drug injecting sex workers in Glasgow [PDF]

open access: yes, 2008
Background: Few studies of the prevalence of hepatitis C virus (HCV) infection have focussed on women who work as street sex workers to finance their drug use. Methods: The investigators report the survey findings of such a population in Glasgow.
Goldberg, David J.   +27 more
core   +2 more sources

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