D2I2.
infection⚑ High burden in India

Hepatitis B

B is an disease caused by the hepatitis B virus (HBV) that affects the liver; it is a type of viral hepatitis. It can cause both acute and .

Underlined words are explained — tap any of them.

How common · Hepatitis B surface-antigen prevalence (%)
1.8% (2020)
India
0.9% (2020)
World
Source: WHO Global Health Observatory

Symptoms — what it feels like

  • ·None, yellowish skin, tiredness, dark urine, pain

Causes — why it happens

  • · B virus spread by some body fluids

How it's found

  • ·Blood tests

Prevention

  • · B vaccine

Treatment

  • ·Antiviral medication (tenofovir, interferon), liver

Complications

  • ·, liver cancer
Plain-language summary adapted from Wikipedia. Not medical advice.