t*s 发帖数: 121 | 1 TB皮试注射两天后,手臂上起了个好大的象蚊子咬过一样的红疙瘩,凭视觉
判断不出边缘,估计了一下有1cm大,红红的,周围还有一圈浅一点的红晕,
是不是这就是阳性了? | m*********r 发帖数: 11 | 2 TB Test 阳性就是那个红包48hr后不消,且量一下直径超过1cm。
如果是阴性的,48hr基本都消完了。 | j***a 发帖数: 10844 | 3 The results of the test depend on the size of the skin reaction and on the
person being tested.
A small reaction (5 mm of hard swelling at the site) is considered to be
positive in people who have HIV, who are taking steroid therapy, or who have
been in close contact with a person who has active tuberculosis.
Larger reactions (greater than or equal to 10 mm) are considered positive in
people with diabetes or kidney failure, and in health care workers, among
others. In people with no known risks |
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