Hepatitis Overview. Viral hepatitis, including hepatitis A, hepatitis B, and hepatitis C, are distinct diseases that affect the liver and have different hepatitis symptoms and treatments. Other causes of hepatitis include recreational drugs and prescription medications.Hepatitis type is determined by laboratory tests.epatitis Overview. Viral hepatitis, including hepatitis A, hepatitis B, and hepatitis C, are distinct diseases that affect the liver and have different hepatitis symptoms and treatments. Other causes of hepatitis include recreational drugs and prescription medications.
Severe hives can be caused by many different factors including medications, stress, depression, temperatures (see cold hives and heat hives), foods (egg whites for my toddler), food additives (like yellow number 5) and even pollen or hay fever and illnesses.
1 Widespread hives usually are caused by a viral infection. 2  Can also be an allergic reaction to a food, drug, infection, insect bite, or other substances. 3  Often, the cause is not found. 4  Hives from foods usually resolve in 6 hours.