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Tuberculin Skin Test (Positive Mantoux Test) Result, Reading and Interpretation #Diagnosis #Tuberculosis #LatentTB #Tuberculin #SkinTest #TST #Interpretation #Induration #Thresholds #Diameters #PPD ** GrepMed Recommended Text: Bates' Guide to Physical Examination and History Taking - https://amzn.to/2Z6LYmf