Transmission most common with exposure through vaginal or anal sex. Casual contact considered to be safe. Health care workers at particular risk through knife cuts and needle sticks. Fatigue, nausea, and jaundice with dark urine. Some people, however, experience no symptoms, or only mild ones.
Diagnosis requires lab tests.
Treatment directed at relieving symptoms and maintaining nutrition. Completely preventable by hepatitis B vaccine. In some cases, scarring of the liver, liver cancer, or, rarely, death, may occur. Vaccination and latex condoms. Avoid contact with blood, needles, etc.