不少调查已证实,乙型肝炎易于在家庭内传播,造成集聚。认识这种集聚的重要性和弄清其原因,对于乙型肝炎的防治有其现实意义。本文试对某农村肝炎普查时所见26户乙型肝炎集聚家庭的情况作一分析。资料来源和方法 1974和1977年对某农村曾进行了两次肝炎普查。临床检查包括询问既往史,现病史和体检,血 Many surveys have confirmed that hepatitis B is easily spread in the home, resulting in agglomeration. Recognizing the importance of this agglomeration and clarifying its causes have practical significance for the prevention and treatment of hepatitis B. This article attempts to analyze the situation of a cluster of 26 hepatitis B patients in a rural hepatitis census. Sources and Methods Two surveys of hepatitis were conducted in a rural area in 1974 and 1977. Clinical examination includes asking past history, current medical history and physical examination, blood