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<http://www.docguide.com/management-chronic-hepatitis-b-asian-americans?hash=04301bd4&eid=22283&alrhash=2e06a4-d460252966da8019c5213f6ae197892e>
Dis Sci | Posted 4 days ago
The Management of Chronic Hepatitis B in Asian Americans
Tong MJ, Pan CQ, Hann HW, Kowdley KV, Han SH, Min AD, Leduc TS;
Digestive Diseases and Sciences (Sep 2011)
Hepatitis B virus (HBV) infection is common with major clinical
consequences worldwide. In Asian Americans, the HBsAg carrier rate ranges
from 7 to 16%; HBV is the most important cause of chronic hepatitis,
cirrhosis, and hepatocellular carcinoma (HCC). Patients are first diagnosed
at different stages of clinical disease, which is categorized by
biochemical and virologic tests. Patients at risk for liver complications
should be identified and offered antiviral therapy. The two antiviral
agents recommended for first-line treatment of chronic hepatitis B (CHB)
are entecavir and tenofovir. The primary goal of therapy is sustained
suppression of viral replication to achieve clinical remission, reverse
fibrosis, and prevent and reduce progression to end-stage liver disease and
HCC. Asian patients with chronic hepatitis, either HBeAg-positive or
-negative, with HBV DNA levels>10(4) copies/mL (>2,000 IU/mL) and alanine
aminotransferase (ALT) values above normal are candidates for antiviral
therapy. HBeAg-negative patients with HBV DNA>10(4) copies/mL (>2,000
IU/mL) and normal ALT levels but who have either serum albumin ≤3.5 g/dL
or platelet count ≤130,000 mm(3), basal core promoter mutations, or who
have first-degree relatives with HCC should be offered treatment. Patients
with cirrhosis and detectable HBV DNA must receive antiviral therapy.
Considerations for treatment include pregnant women with high viremia,
coinfected patients, and those requiring immunosuppressive therapy. In
HBsAg-positive patients with risk factors, lifelong surveillance for HCC
with alpha-fetoprotein testing and abdominal ultrasound examination at
6-month intervals is required. These recommendations are based on a review
of relevant literature and the opinion of a panel of Asian American
physicians with expertise in hepatitis B treatment.
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