Overview
| Generalities | |
| Agent | Virus : Hepatitis A virus HAV. |
| Incubation | 28-30 days (15-50 days). |
| Period of communicability | During the second half of the incubation period, and up to one week after jaundice onset. |
| Reservoir | Humans, rarely chimpanzees and other primates. |
| Modes of transmission | -Person-to-person transmission: fecal oral route. -Ingestion of contaminated food: by food handler or by harvested from contaminated water (shellfish or salad vegetables) -Ingestion of contaminated water or drinks -Recipients of factor VIII or factor IX concentrates. |
| Clinical | -Febrile jaundice. -Asymptomatic in childhood. -Case fatality: 0.1-0.3 % (1.8% for >50 years) secondary to fulminant acute hepatitis. |
| Worldwide | -Worldwide, related to hygienic and sanitary conditions. -High endemicity: childhood infection, no outbreaks. -Middle endemicity: outbreaks among adults. -Low endemicity: cases among households, sexual contacts, day care centers… |
| Lebanon | Endemic with middle endemicity profile. |
| Control objective | Control. |
| National figures | |
| Figure 1: | |
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| International figures (source: WHO. The Global prevalence of hepatitis A virus infection and susceptibility: a systematic review. WHO/IVB/10.01 2010) | |
| Table 1: | |
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Download the new version of the Ministry of Public Health application and discover new features providing reliable health information
and advanced digital services.
The new version allows you to scan medicine barcodes to verify whether the medication is officially registered with the Ministry of Public Health and distributed through approved official channels, contributing to enhanced patient safety and reducing counterfeit and illegal medicines. In addition to other healthcare services, including:
- Tracking medication records on MediTrack
- Locating the nearest healthcare facility
- Accessing information and statistics on nurseries
- Following the latest health news and updates
The Ministry encourages citizens to rely exclusively on the official application as a trusted source for accurate and reliable health information.
