The nodular form of hepatic tuberculosis: contrast-enhanced ultrasonographic findings with pathologic correlation.

Abbreviations CEUS, contrast-enhanced ultrasonography; CT, computed tomography; CUS, conventional ultrasonography; MRI, magnetic resonance imaging; TB, tuberculosis lthough the prevalence of tuberculosis (TB) decreased rapidly worldwide after the discovery of anti-TB drugs in the 1940s, the incidence rates have increased in recent years.1,2 This has been attributed to several factors, including government complacency regarding the TB problem, inadequate public health measures, the acquired immunodeficiency syndrome epidemic, intravenous drug abuse, multidrug resistance, and an increased number of immunocompromised patients.3 With the increasing prevalence of TB, the incidence of hepatic TB has also been increasing.4 Hepatic TB is almost always associated with systematic dissemination of TB bacilli and is often unrecognized and missed because of its relatively nonspecific clinical presentations. Although the image characteristics of hepatic