Updated International Guidelines for IPF Diagnosis: A Radiology Perspective

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Optimal HRCT Technique for Evaluation of ILD

The advent of HRCT and the development of advanced reconstruction algorithms has allowed confident diagnoses of interstitial lung disease without surgical lung biopsy, a significant advancement as lung biopsy confers additional risk.5 A definitive usual interstitial pneumonia pattern on HRCT as interpreted by a radiologist with expertise in interstitial lung disease is sufficient to make an accurate diagnosis as it is predictive of histopathologic UIP.54145 Several studies have shown that the positive predictive value of HRCT for interstitial lung disease is up to 96%.4243