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E. Incubation period The incubation period for Hepatitis D superinfection is approximately two to eight weeks. When HBV and HDV viruses infect simultaneously, the incubation period is similar to that of HBV, 45-160 days with an average of 90 days.. Incubation period The incubation period for Hepatitis D superinfection is approximately two to eight weeks. When HBV and HDV viruses infect simultaneously, the incubation period is similar to that of HBV, 45-160 days with an average of 90 days.
An incubation period of two to 12 weeks is usually necessary after exposure to the TB bacteria in order for the PPD test to be positive. Anyone can have a TB test, and it can be given to infants, pregnant women, or HIV-infected people with no danger. It is only contraindicated in people who have had a severe reaction to a previous tuberculin skin test. Medically Reviewed by a Doctor on 1/16/2015.