Answers:
I hadn't hear this occupancy within ages. Koch discovered the bacillus that cause tuberculosis.
Sometimes a calcified lymph node surrounded by the lung signifies an arrested skin of TB. This is sometimes call a Ghon complex or tubercle. A being beside this finding may own a positive skin try-out, but no alive TB.
I'm guessing, but I regard explicitly what a minimal Koch's infection is. It sounds to me that someone didn't want to mention tuberculosis for anything common sense.
Koch's infection is another mark for tuberculosis / TB.
So minimal Koch's infection in lungs be set to you capture TB lung / pulmonary TB beside minimal lession.
You'll hold to experience several procedure since your doctor treat you some antibiotic : rifampycin, INH, etc. You must transport those regiment everyday for 6 month to 1 years, depend on your AB resistancy.