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Related Concept Videos

Hepatitis01:25

Hepatitis

27
Hepatitis is an inflammatory condition of the liver most commonly caused by hepatotropic viruses (A–E), though non-infectious causes such as alcohol and drugs also exist.Hepatitis AHepatitis A virus (HAV) is a non-enveloped RNA virus of the Picornaviridae family. It is primarily transmitted via the fecal-oral route, typically through ingestion of contaminated food or water. After ingestion, HAV enters the bloodstream through the oropharynx or intestinal epithelium and reaches the liver.
27
Standard Precaution01:26

Standard Precaution

3.4K
Standard precautions are the minimum infection control safeguards used while caring for all patients, irrespective of their disease condition. They help prevent the spread of common infectious microorganisms to healthcare workers, patients, and visitors in all healthcare settings.
Hand hygiene is the most crucial means to prevent the transmission of disease. Employers are legally required to provide their workers with personal protective equipment (PPE) to minimize exposure or contact with...
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Related Experiment Video

Updated: Mar 23, 2026

Development of a Hepatitis B Virus Reporter System to Monitor the Early Stages of the Replication Cycle
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Development of a Hepatitis B Virus Reporter System to Monitor the Early Stages of the Replication Cycle

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Screening Recommendations for Hepatitis B Virus Infection.

Daihung Do1, April W Armstrong2

  • 1Department of Dermatology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts.

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|April 7, 2016
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Summary

Hepatitis B virus (HBV) screening is recommended for US adults and adolescents at high risk. This includes individuals with HIV, injection drug use, or those from high-prevalence countries.

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Area of Science:

  • Hepatology
  • Infectious Diseases
  • Public Health

Background:

  • Hepatitis B virus (HBV) infection poses a significant public health challenge in the United States.
  • Asymptomatic and nonpregnant individuals may carry the infection without awareness, leading to potential transmission and chronic disease.
  • Identifying at-risk populations is crucial for effective prevention and management strategies.

Purpose of the Study:

  • To outline the current screening guidelines for hepatitis B virus (HBV) infection.
  • To identify specific populations of asymptomatic, nonpregnant adolescents and adults in the US who require screening.
  • To inform clinical practice and public health initiatives regarding HBV detection.

Main Methods:

  • Review of existing clinical guidelines and recommendations from major health organizations in the United States.
  • Identification of risk factors and demographic groups associated with a higher likelihood of HBV infection.
  • Synthesis of evidence-based criteria for HBV screening in non-pregnant, asymptomatic populations.

Main Results:

  • Screening is recommended for individuals with a high risk of HBV infection.
  • High-risk groups include those with human immunodeficiency virus (HIV), injection drug users, and individuals living with an HBV-infected person.
  • Other key groups for screening are men who have sex with men and individuals from countries with high HBV prevalence.

Conclusions:

  • Targeted screening is essential for controlling hepatitis B virus transmission.
  • Adherence to these guidelines can improve early detection and treatment of HBV infection.
  • Public health efforts should focus on educating at-risk populations about the importance of screening.