<prompt> Which is not included in RNTCP -Active case findingDirectly observedX-ray is diagnosticAll  <response>: Ans. is a i.e.. Active case finding Treatment stratvies in RNTCP o Under the RNTCP active case finding is not prusued. o Case finding is passive. o Patients presenting thremselves with symptoms suspicious of tuberculosis are screened through 3 sputum smear examination. o Sputum microscopic examination is done in designated RNTCP microscopy centres. o It is essential to examine 2 sputum specimens of each patient before a conclusive diagnosis can be made. o One sputum sample is not sufficient for diagnosis as the chance of detecting smear positive case is only RO as compared to 93 with two samples and 100 with 3 samples. o If only 1 sputum smear is positive, chest x-ray helps in diagnosis see next explanation. o Once the diagnosis is confirmed, treatment is staed according to DOTS Directly observed therapy sho term. o Patient are expected to collect drugs once a month not daily on fixed dates from the nearest treatment centre. 