<prompt> An adult male patient presented in the OPD with complaints of cough and fever for 3 months and haemoptysis off and on, His sputum was positive for AFB. On probing it was found that he had already received treatment with RHZE for 3 weeks from a nearby hospital and discontinued. How will you categorize and manage the patient -Category III, sta 2 RHZ3Category II, sta 2 RHZ3Category I, sta 2 RHZ3Category II, sta 2 RHZ3  <response>: Ans. is c i.e., Category 1, sta 2 RHZE3 o WHO defined case as patient whose sputum is positive for tubercle bacilli. o New case - A patient with sputum positive pulmonary tuberculosis who has never had treatment for tuberculosis or has taken anti-tuberculosis drugs for than 4 weeks. o In given question patient already recieved treatment HRZE for 3 week and then discontinued. So this patient received treatment less than 4 week and he is sputum ve for AFB. So this patient is classified as category 1 and managed by 2 HRZE3 4 HR3. 