This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fundamentals in Radiology, Subject name: Radiology
High resolution computed tomography of the chest is the ideal modality for evaluating - 
Select and explain. 
A. Pleural effusion, B. Interstitial lung disease, C. Lung mass, D. Mediastinal adenopathy
B: Interstitial lung disease
Answer: B: Interstitial lung disease 
Explanation: HRCT is the investigation of choice for Interstitial lung disease (ILD). Principles of HRCT : Thin collimation (1-2 mm) High frequency reconstruction algorithm (Eg : Bone algorithm).