This Challenging Cases book provides a structured pathway to help unlock the mysteries of fibrosing Interstitial Lung Diseases (ILDs), guiding experts and beginners alike through the complexities and essential information of fibrosing ILD, interstitial pneumonias (IPs), and HRCT findings and signs. With unique and practical 4-Step and Flowchart Expert approaches, readers are given a systematic framework for diagnosis and management, demonstrated through 30 challenging case presentations. Detailed explanations, case studies, and illustrative material with videos impart a thorough understanding of radiological approaches to ILD cases, serving as a valuable reference for everyday clinical practice and complex cases.Ideal for radiologists and pulmonologists, Challenging Cases in Interstitial Lung Diseases: A High-Resolution CT Approach empowers clinicians and trainees alike to make accurate diagnoses and differentials and steer clear of misinterpretations when treating the lungs.