Table 7.
HBsAg-Positive Persons at High Risk of HDV Infection Who Should Be Screened
| ▪ | Persons born in regions with reported high HDV endemicity* | |
| Africa | West Africa, horn of Africa | |
| Asia | Central and Northern Asia, Vietnam, Mongolia, Pakistan, Japan, Taiwan, | |
| Pacific Islands | Kiribati, Nauru | |
| Middle East | All countries | |
| Eastern Europe | Eastern Mediterranean regions, Turkey | |
| South America | Amazonian basin | |
| Other | Greenland | |
| ▪ | Persons who have ever injected drugs | |
| ▪ | Men who have sex with men | |
| ▪ | Individuals infected with HCV or HIV | |
| ▪ | Persons with multiple sexual partners or any history of sexually transmitted disease | |
| ▪ | Individuals with elevated ALT or AST with low or undetectable HBV DNA | |