Hepatitis B risk factors

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: João André Alves Silva, M.D. [2]

Overview

Common risk factors in the development of HBV infection includes sexual contact with infected individuals, infected household contacts, intravenous drug use, travel to endemic regions, perinatal transmission from infected mothers to infants, and occupation.

Risk Factors

Individuals who are at increased risk of hepatitis B infection include:

  • Infants born to infected mothers
  • Young children in day-care or residential settings with other children in endemic areas
  • Sexual/household contacts of infected persons
  • ƒ Patients and employees in haemodialysis centers
  • Injection drug users sharing unsterile needles
  • People sharing unsterile medical or dental equipment
  • People providing or receiving acupuncture and/or tattooing with unsterile medical devices
  • Persons living in regions or travelling to regions with endemic hepatitis B
  • Sexually active heterosexuals
  • Men who have sex with men
  • Hemophilia patients
  • Travel to areas where hepatitis B is common

Frequent and routine exposure to blood or serum is the common denominator of healthcare occupational exposure.[1]

Adapted from Center for Disease Control and Prevention(CDC)[2]
Adapted from Center for Disease Control and Prevention(CDC)[2]

Hepatitis B Reactivation

Hepatitis B virus presents in all patients with infection. Patients who are either HBsAg positive or anti HBc positive are at the risk of heaptitis B reactivation. Hepatits B reactivation can occurs by following m Paitents are at risk for HBV reactivation in following conditions:[3]

References

  1. "Hepatitis B" (PDF).
  2. 2.0 2.1 "Center for Disease Control and Prevention (CDC)".
  3. Europian Medicines Agency. reviews direct-acting antivirals for hepatitis C. (2016) http://www.ema.europa.eu/docs/en_GB/document_library/Referrals_document/Direct-acting_antivirals_for_hepatitis_C_20/Procedure_started/WC500203479.pdf

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