What type of infections are classified as causes of viral hepatitis?

• A. Fungal infections
• B. Prion infections
• C. Viral infections
• D. Parasitic infections

Answer: (C)

Viral hepatitis is specifically caused by infections that originate from viruses, which makes the classification of these infections as viral particularly relevant. The condition arises when a virus infects the liver, leading to inflammation and resulting symptoms such as jaundice, fatigue, and abdominal pain. The main viruses associated with hepatitis include hepatitis A, B, C, D, and E, each causing different forms of the disease and exhibiting varying modes of transmission.

Fungal infections, prion infections, and parasitic infections are all distinct types of diseases caused by different pathogens that do not belong to the viral category. Fungal infections are due to fungi, prion infections are caused by misfolded proteins, and parasitic infections are the result of organisms like worms and protozoa. Therefore, they do not cause viral hepatitis, which is strictly tied to viral etiology. This highlights the specificity of the term "viral" in the context of hepatitis and underscores the importance of understanding the different classes of pathogens when studying infectious diseases.