Dictionary
hepatitis B
Pathol.
a form of hepatitis caused by a DNA virus
(hepatitis B virus, or
HBV) that persists in the blood, characterized by a long incubation period: usually transmitted by sexual contact or by injection or ingestion of infected blood or other bodily fluids. Also called
serum hepatitis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.