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Biomedical subjects

L Husova

Publications and source records attributed to L Husova.

4 recordsLinked to original sources

Treatment of chronic hepatitis B in 2002.

Viral hepatitis B is a serious health problem, above all in the world's developing countries. It is estimated that two billion people will be infected with the hepatitis B virus in the course of their lives and between 350 and 400 million people are chronically infected at present. The aims of the treatment of chronic hepatitis B are sustained suppression of viral replication and remission of liver disease. For the treatment of chronic hepatitis B two drugs have been licensed worldwide: alpha-interferon and lamivudine. In chronic hepatitis B therapy there are new developments in antiviral, such as nucleoside analogues--entecavir, emtricitabine, clevudine, beta-L-nucleosides. Studies comparing pegylated interferon with lamivudine and with the combination of lamivudine and pegylated interferon are in progress. Several innovative antiviral approaches have been evaluated in vitro, and in animal models of hepadnavirus infections. These approaches are including antisense oligonucleotides, ribozymes, inhibitors blocking virus entry into hepatocytes, and decoy virus or dominant negative mutants.

Antiviral Agents↗

Treatment of chronic hepatitis C patients with combination of alpha-interferon and ribavirin, consensus and pegylated interferons.

Hepatitis C is a major health problem. In recent years, the treatment of choice is alpha-interferon in combination with ribavirin. For patients with failure of this treatment the therapy with consensus or pegylated interferons, in monotherapy or in combination with ribavirin, present other possibilities. We can expect the development more potent antiviral drugs or immune modulators for patients, which are primary resistant to alpha-interferon. (Tab. 3, Ref. 31)

Antiviral Agents↗

[Barrett's esophagus].

Barrett's esophagus is a pre-malignant change in esophageal mucosa. Its relation to the reflux disease of the esophagus and the origin of adenocarcinoma (which currently has an increasing incidence) experiences its renaissance. The pathogenesis of this disease is based on the composite effect of reflux contents of hydrochloric acid and duodenal juices. In addition to endoscopy and histology, chromoendoscopy and fluorescent endoscopy are gradually starting to be put into diagnostic routine practice. The control of patients is a necessity which depends on the degree of pathohistological changes within the epithelium. The therapy of the Barrett's esophagus can be either conservative which is currently carried out by proton pump inhibitors or surgical. Ablation of epithelium in combination with a subsequent long-term antisecretory therapy appears to be a promising treatment. (Ref. 23.)

Barrett Esophagus↗

Efficacy and safety of chronic hepatitis C treatment in hemophilic patients.

BACKGROUND/AIMS: Chronic hepatitis C infection is very common among hemophiliacs in the developed World. METHODOLOGY: Retrospective evaluation of the treatment results in hemophiliacs with chronic hepatitis C, all infected with genotype 1b. Twelve patients were treated with interferon-alpha monotherapy, 21 patients with interferon-alpha and ribavirin, and 3 patients with pegylated interferon and ribavirin, all for 48 weeks. RESULTS: Sustained virologic response (defined as an undetectable serum HCV RNA level 24 weeks after treatment was completed) was not achieved in any of 12 patients treated with interferon-alpha alone. Combination therapy with interferon-alpha and ribavirin was associated with better results: 4/10 (40%) patients still untreated with interferon-alpha, 2/4 (50%) relapsers, and 2/7 (29%) non-responders to previous interferon-alpha monotherapy achieved sustained virologic responses. Combination therapy with pegylated interferon and ribavirin has been used in 3 patients. Sustained response was achieved in one patient who had relapsed after treatment with interferon-alpha and ribavirin and in 1 of 2 non-responders to this combination therapy. There were no serious adverse events and it was not necessary to reduce dosages or even cease therapy prematurely. CONCLUSIONS: The efficacy and tolerability of antiviral treatment in hemophiliacs did not differ from other patients with chronic hepatitis C.

Adolescent↗