Clinicians disagree over the need to perform liver biopsy in chronic infect
ions with hepatitis B and C viruses,with opinions ranging from "useless" to
"conditionally advisable" to "absolutely necessary." The frequency of live
r biopsies has generally been declining,which entails decreased practical k
nowledge in the morphological examination of liver biopsies. As a result ce
rtain basic considerations must occasionally reemphasized.