Diagnostic Accuracy of Chest X-Ray in Interstitial Lung Diseases, Keeping High Resolution Computed Tomography Scan as Gold Standard
Autor: | Khadeeja Anwar, Ummara Siddique, Irfanullah Khan, Abdullah Safi, Hadia Abid, Ayesha Anwar, Karishma Israr |
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Jazyk: | angličtina |
Rok vydání: | 2023 |
Předmět: | |
Zdroj: | Journal of Gandhara Medical and Dental Sciences, Vol 11, Iss 1 (2023) |
Druh dokumentu: | article |
ISSN: | 2312-9433 2618-1452 |
DOI: | 10.37762/jgmds.11-1.559 |
Popis: | OBJECTIVES To determine the accuracy of the plain chest radiograph in diagnosing interstitial lung diseases (ILDs), keeping a high-resolution CT scan (HRCT) as the gold standard. METHODOLOGY A cross-sectional study was conducted. A total of 75 patients who visited the Department of Radiology department over two years were assessed by prospective analysis of their radiology reports. All the HRCTs and Chest X-ray images were reviewed. Data collected was recorded on a specially designed proforma and entered into Microsoft Excel and SPSS (Version 22.0. IBM Corp., Armonk, NY). Patients with a history of acute exacerbation of symptoms were excluded. RESULTS The median age of the patients was 59 years, with SD 12.2. Chest radiographs detected interstitial lung disease (ILD) in 42/75 (56%).). The chest radiograph’s sensitivity, specificity, Positive Predictive Value (PPV), and Negative Predictive Value (NPV) were 76%, 84%, 86.3% and 76.7%. A plain chest X-ray's positive likelihood ratio (LR+) was 4.75, while the negative likelihood ratio (LR-) was 0.28. The overall accuracy of CXR was calculated as 78.6%. CONCLUSION Our study concluded that chest X-ray is the ideal initial investigation for diagnosing Interstitial lung disease (ILDS) with an accuracy of 78.6% compared to HRCT. |
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