chronic carrier


Also found in: Encyclopedia.

chronic carrier

an individual who acts as host to pathogenic organisms for an extended period without displaying any signs of disease.
References in periodicals archive ?
Estimated prevalence of chronic carrier state of Hepatitis B amongst high-risk groups in Pakistan13 ranges from 6-12% whereas prevalence of Hepatitis C in the high-risk population is much higher - ranging from 15-25%.
Estimated prevalence of chronic carrier state of Hepatitis B amongst high-risk groups in Pakistan ranges from 6-12% whereas prevalence of Hepatitis C in the high-risk population is much higher ranging from 15-25%.
Hepatitis B virus (HBV) infection causes a spectrum of acute and chronic liver disease ranging from inactive chronic carrier status to progressive chronic hepatitis, culminating in end-stage cirrhosis and liver cancer.
Globally, an estimated 20 million humans are infected with these viruses annually and in the world there are 350 millions chronic carrier of Hepatitis B virus (HBV).
If we do not have all of this information at birth, then a birth dose makes sense-even if the perinatal and/or postnatal exposure risk is small-because the subsequent risk of the infant's becoming a chronic carrier is very high if the child is unexpectedly infected in the first 6 months of life.
WHO estimates that 3% of the world population is infected with HCV and around 170 million individuals are chronic carrier at risk of developing liver cirrhosis and hepatocellular carcinoma3.
While erythromycin and penicillin VK have been used in the past as first-line agents (with the addition of rifampin usually reserved for more resistant cases or chronic carrier states), a small case-controlled study failed to find statistically significant improvement with a course of penicillin or erythromycin.
Hepatitis E is usually an acute, self-limiting hepatitis without progression to a chronic carrier state, just like hepatitis A.
Unlike other forms of hepatitis, hepatitis A does not cause a chronic carrier state, and perinatal transmission is extremely unlikely.
Subjects were categorized into 2 groups according to their clinical and serologic profiles, specifically, an HBV natural convalescent group and an HBV chronic carrier (CC) group.
There is no chronic carrier state associated with HAV and it is not associated with liver cancer.

Full browser ?