This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Radiology Q Bank, Subject name: Radiology
[{'content': '40 years old male patient came with complaint of dry cough and dyspnoea. On lung function tests, restrictive pattern of decreases lung function is seen. Chest x-ray showed few reticular opacities in bilateral lung. HRCT of lung was performed which shows GGO in bilateral lung fields sparing sub-pleural region. Most probable diagnosis is \nSelect and explain. \nA. UIP, B. NSIP, C. Hypersensitivity pneumonitis, D. Respiratory bronchiolitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Interstitial Lung Disease UIP (Usual interstitial pneumonia) NSIP (Non - specific interstitial pneumonia) Reticular opacities Traction bronchiectasis Subpleural honeycombing Subpleural sparing', 'role': 'assistant'}]