the authors have studied the antigenic systems hbs and hbe and b virus hepatitis in 155 patients with mansonic schistosomiasis and have found : a ) 22,5 % hbsag positivity in patients with the hepatosplenic form of the disease which was associated with histologic liver alterations and 8,7 % anti-hbs positivity in patients with the hepatointestinal form of the disease which was associated with a preserved liver histology ;
C0019163
b virus hepatitis
C0023884
liver