the care of 20 patients , with an elemental diet , presenting 20 external fistulas ( 75 per cent with low output and 25 per cent with high output ) succeeded to obtain a spontaneous healing in 75 per cent of the cases , and an improvement of the general conditions of 15 per cent of the patients who were operated on because of fistula persistency .
C0423772
external fistulas
C0016169
fistula