Nimrah Ishaque, Ayesha Ramzan, Sabahat Majeed.
Frequency of Positive or Negatives Sputum Smear Cases of Pulmonary Tuberculosis in Gulab Devi Hospital Lahore.
Ophthalmol Update Jan ;16(2):650-2.

Background: Pulmonary tuberculosis is a common infection worldwide. People having low socioeconomic status are mostly suffering from this disease. Objective: To determine the frequency of sputum positive or negative cases of tuberculosis in the hospital. Methods: A retrospective study was done. In which 200 patients of smear +ve and smear -ve have been included for study from July to September 2015. Frequency of sputum smear positive or negative were diagnosed by acid fast bacilli and direct microscopy in laboratory. Results: The result showed that out of 200 patients, 70% were diagnosed as positive pulmonary TB cases and 20% diagnosed as extra pulmonary TB. In pulmonary TB 87% cases were presented with productive cough and also out of these cases 79% were positive sputum smear. Conclusion: Pulmonary cases reported are comparatively high. Most cases that have cough were not in favor of Nasogastric feeding tube (N/G ) aspiration of AFB smear so the cases were mostly diagnosed radiologically. It also concluded that frequency of positive sputum smear was high in pulmonary cases.

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