Is viral hepatitis contagious?

Written by Xiong Hong Hai
Infectious Disease
Updated on November 27, 2024
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Viral hepatitis is contagious, with different types of viral hepatitis transmitted in different ways. The common types of viral hepatitis include Hepatitis A, B, C, D, and E. Hepatitis A and E are acute self-limiting liver diseases, which are contagious during the symptomatic phase and also during the incubation period, primarily transmitted through the fecal-oral route via the digestive tract. Therefore, for those infected with Hepatitis A or E, gastrointestinal isolation and symptomatic treatment are required. Hepatitis B and C are transmitted through blood, sexual contact, and from mother to child, with general contact not leading to infection.

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Written by Ye Xi Yong
Infectious Diseases
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Differential Diagnosis of Viral Hepatitis Symptoms

Viral hepatitis is a type of infectious disease primarily characterized by liver lesions caused by hepatitis viruses. Clinically, it manifests mainly as loss of appetite, nausea, discomfort in the upper abdomen, pain in the liver area, and fatigue. Some patients may experience jaundice, fever, and enlargement of the liver area. In some cases, the condition can become chronic and even progress to cirrhosis of the liver or, in a few cases, liver cancer. Acute hepatitis and active chronic hepatitis require hospitalization for treatment, bed rest, a proper diet, and strict abstinence from alcohol. For hepatitis B and C, if antiviral support is available, antiviral treatment can be initiated.

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Written by Ye Xi Yong
Infectious Diseases
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What are the symptoms of viral hepatitis?

The clinical manifestations of viral hepatitis primarily include impaired liver function, characterized by fatigue, nausea, loss of appetite, vomiting, fever, abdominal pain, etc. Some patients with viral hepatitis may also exhibit jaundice of the skin and sclera, dark urine, and itchy skin. Additionally, a majority of patients may only experience a decrease in energy without other symptoms.

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Written by Xiong Hong Hai
Infectious Disease
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Do you need a blood transfusion for viral hepatitis?

Viral hepatitis, especially in cases where the condition is particularly severe, bilirubin levels are particularly high, and coagulation function is particularly poor, may require plasma treatment. This involves the administration of plasma and nutritional support as symptomatic supportive therapy. Some patients may also need plasma exchange and artificial liver treatment. The treatment of viral hepatitis should aim to remove the cause of the disease as much as possible while also strengthening liver protection and enzyme reduction therapies. Severe cases may require plasma treatment. Treatment decisions should be based on the actual situation and starting treatment early in the onset of the disease can stabilize most conditions.

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Written by Ye Xi Yong
Infectious Diseases
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Can viral hepatitis be cured?

Viral hepatitis is currently divided into five main types: Hepatitis A, Hepatitis B, Hepatitis C, Hepatitis E, and Hepatitis D. Hepatitis A and E generally present as acute hepatitis; sometimes, the course of these diseases is relatively short, and recovery is common. Many patients with Hepatitis A and E recover without seeking hospital treatment, as they may not even realize they are infected before they get better. However, Hepatitis B and Hepatitis C are less likely to resolve on their own and tend to develop into chronic hepatitis more often. But with advancements in treatment methods, the cure rates for Hepatitis B and C have significantly improved. Therefore, it can be said that viral hepatitis is treatable.

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Written by Ye Xi Yong
Infectious Diseases
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How to prevent viral hepatitis

Viral hepatitis can be divided into five types based on the cause: Hepatitis A, Hepatitis B, Hepatitis C, Hepatitis D, and Hepatitis E. Hepatitis A and E are mostly transmitted through the fecal-oral route. Therefore, to prevent Hepatitis A and E, it is essential to protect water sources, pay attention to food hygiene, and personal hygiene, and avoid eating raw seafood and similar foods. Hepatitis B and C, on the other hand, are mainly transmitted through blood and bodily fluids. The prevention of Hepatitis C and B primarily involves avoiding unsafe sexual activities with patients with Hepatitis B or C. Hepatitis B can also be prevented through the administration of Hepatitis B vaccine and immune globulin.