Cutaneous tuberculosis continues to be one of the most elusive and more difficult diagnoses
to make for dermatologists practicing in developing countries. Not only because they have to
consider a wider differential diagnosis (leishmaniasis, leprosy, actinomycosis, deep fungal
infections, etc) but also because of the difficulty in obtaining a microbiological confirmation.
Despite all the advances in microbiology, including sophisticated techniques such as
polymerase chain reaction, the sensitivity of new methods are no better than the gold …