Methods CNP levels were measured in 30 normal subjects, 25 cases of posthepatitic cirrhosis (PC) and 40 cases of schistosomal cirrhosis (SC) by radioimmunoassay.

• 方法:用放免法测定了30例正常人,40例血吸虫性肝硬化患者,25例肝炎后肝硬化患者血浆中C-型利钠多肽的含量。