We conducted tuberculin test with tuberculin 2UI 0,1ml PPD 23 Tween 80 by Copenhagen among 250 children who had BCG immunization after 3 months. The results of study: the positive rate of tuberculin test was 62%, 51.2% diameter of positive reaction was 6-10 mm. The positive rate of tuberculin test among the children who had breast feeding was higher among the rest group children (65.8% vs. 51.5%). Age of children when injection (during the first three months), weight of birth, a way of delivery did not influence to the positive rate of tuberculin test.
Tuberculin ; Child ; Mycobacterium bovis

The study was conducted among 400 children with age of 1-90 days who were healthy at birth without acute disease during Aug-Oct, 2000. The children were BCG immunization, 0.05 mmg 286A seri by Nha Trang vaccine institute in Oct, 1998. The result of study: Symptoms of the children after BCG immunization included fever in the first day after BCG immunization (0.3%), physical strength of the children developed in normal progress (increasing average 2.7  0.9 kg during 3 months), 0.75% of the children had lymph nodes in left arm with average size 2.5 cm. The nodes disappeared after 3 months without any treatment. 10.5% of the children had diarrhea, bronchitis. At the location of BCG injection: 6.3% of the children without any symptoms. 11.2% of them had red node only. After 2 months of injection, ulcer 82.5%. It developed a scar during 2 weeks with diameter 2.29  0.82 mm.
Mycobacterium bovis ; Immunization ; Child ; Diagnosis