text_1: Tuberculin skin test on someone who's had a BCG (bacille Calmette-Guerin) vaccine, adopted from India, thinks she had the BCG (bacille Calmette-Guerin).  This reference is better than it used to be.  "But it would be nice if there were clear guidelines on this:  If the vaccine was given more than five years previously and the skin test is positive, do this."  How long does the skin test stay positive after the vaccine?
text_2: Should we switch to Ancef for this diabetic foot ulcer? Improvement adequate?