This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
An adult male patient presented in the OPD with complaints fo 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 form a nearby hospital and discotinued. How will you categorize and manage the patient - 
Select and explain. 
A. Categry III, sta 2 (RHZ)3, B. Categry II, sta 2 (RHZ)3, C. Categry I, sta 2 (RHZ)3, D. Categry II, sta 2 (RHZ)3
C: Categry I, sta 2 (RHZ)3
Answer: C: Categry I, sta 2 (RHZ)3 
Explanation: - the patient received treatment for 3 weeks and then interrupted and the sputum smear is positive . It is regarded as category 1 of DOTS. - sta intensive phase of category I i.e., 2(HRZE)3 Reference : Park's textbook of preventive and social medicine, 23rd edition, pg no:189 <\p>