How to Read a Tuberculosis Skin Test: 9 Steps (with Pictures) - wikiHow
Sep 15, 2021 · Find and mark the induration. Use your fingertips to find the induration. This is a hard, dense, raised formation with definite borders. If there is a firm bump, use a pen to mark the widest edges of the induration on the forearm. The only part that is important for your test results is the hard bump.
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