Hepatitis Types Causes Symptoms
Hepatitis refers to inflammation of the liver and can have various causes, including viral infections, alcohol consumption, and autoimmune conditions. There are several types of hepatitis, each with different causes, symptoms, and implications for health. Here is an overview of the common types of hepatitis:
Hepatitis A:
Cause: Hepatitis A virus (HAV) is transmitted through the ingestion of contaminated food or water or through close contact with an infected person.
Symptoms: Symptoms can include fatigue, jaundice (yellowing of the skin and eyes), dark urine, abdominal pain, nausea, vomiting, and loss of appetite. Hepatitis A is usually acute but rarely progresses to a severe or chronic form.
Hepatitis B:
Cause: Hepatitis B virus (HBV) is primarily transmitted through contact with infected blood, semen, or other bodily fluids, as well as from mother to child during childbirth or through sexual contact.
Symptoms: Many people with hepatitis B may not experience any symptoms. When symptoms do occur, they can include fatigue, jaundice, abdominal pain, joint pain, dark urine, and nausea. Hepatitis B can lead to chronic infection, which increases the risk of liver damage and liver cancer.
Hepatitis C:
Cause: Hepatitis C virus (HCV) is mainly transmitted through contact with infected blood, often through sharing needles or other drug paraphernalia. It can also be transmitted through unsafe healthcare practices or from mother to child during childbirth.
Symptoms: Like hepatitis B, many people with hepatitis C are asymptomatic. If symptoms do occur, they can include fatigue, jaundice, abdominal pain, loss of appetite, and joint pain. Hepatitis C can lead to chronic infection, which can cause liver damage, cirrhosis, and an increased risk of liver cancer.
Hepatitis D:
Cause: Hepatitis D virus (HDV) is a defective virus that can only infect individuals who are already infected with hepatitis B. It is typically transmitted through contact with infected blood or sexual contact.
Symptoms: Symptoms of hepatitis D are similar to those of hepatitis B and can include jaundice, abdominal pain, and fatigue. Coinfection with HDV can lead to more severe liver disease than hepatitis B alone.
Hepatitis E:
Cause: Hepatitis E virus (HEV) is primarily transmitted through the consumption of contaminated water or food, particularly in areas with poor sanitation. It can also be transmitted from mother to child during childbirth.
Symptoms: Symptoms of hepatitis E are similar to those of hepatitis A and can include jaundice, fatigue, nausea, vomiting, abdominal pain, and fever. In most cases, hepatitis E is acute and self-limiting.