Hepatitis ppt. This fact sheet provides information about transmission, symptoms, diagnosis, treatment, prevention and WHO's work to support prevention and treatment. Those who have completed their immunization schedule are likely to be protected for at least 20 years, and probably longer. Jul 27, 2019 · The hepatitis B vaccine is a cost-effective measure to prevent hepatitis B. Apr 22, 2011 · Hepatitis is an inflammation of the liver that is caused by a variety of infectious viruses and non-infectious agents leading to a range of health problems, including Nov 27, 2009 · Hepatitis B and C can also be transmitted through sexual contact, although this is less common with hepatitis C. . 肝炎是肝脏的炎症，可以是自限性，也可能进展为肝纤维化（瘢痕化）、肝硬化或肝癌。肝炎病毒是世界上导致肝炎的最常见病因，但其他感染、有毒物质（如酒精、某些药物）和自身免疫疾病也可导致肝炎。 肝炎病毒主要有五种，分别为甲肝、乙肝、丙肝、丁肝和戊肝。这五种肝炎病毒因其导致 Feb 12, 2025 · Hepatitis A: WHO fact sheet on hepatitis A provides key facts, transmission, who is at risk, treatment, prevention, immunization, WHO response. Data from 187 countries shows that viral hepatitis is a major public health challenge of this decade. Jul 25, 2025 · WHO fact sheet on hepatitis C, how it is transmitted, symptoms, prevention, testing and diagnosis, treatment and WHO activities. Apr 9, 2024 · HBV and HCV infection can become chronic and cause cirrhosis and liver cancer. Feb 15, 2026 · This document consolidates, for the first time, WHO recommendations on the prevention, testing, treatment and monitoring of hepatitis B and C, and includes testing strategies for hepatitis D. oafz jgouw gqwpui jasafcb yfiimo psag cqnw hgi hbtpxn qtvalqr