Delta agent (hepatitis D)

Causes and Risks:
The delta agent may increase the severity of an acute hepatitis B infection, aggravate previously existing hepatitis B liver disease , or cause infection in asymptomatic hepatitis B carriers. Risk factors are history of previous hepatitis B infection, being a carrier of hepatitis B, and intravenous drug abuse . The incidence is 8 out of 1,000,000 people.

Prevention:
Prompt treatment of hepatitis B infections can be helpful. Avoid intravenous drug abuse ; if IV drugs are used, avoid sharing needles. There is a vaccine available to prevent hepatitis B.

Symptoms:
  • may increase the severity of symptoms associated with hepatitis B



Signs and Tests:



Treatment:



Prognosis:
The acute illness usually subsides over 2 to 3 weeks, and the liver returns to baseline within 16 weeks. 10% of people infected may develop chronic hepatitis .

Complications:



Call Your Healthcare Provider:
Call for an appointment with your health care provider if symptoms of hepatitis B occur.