This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'End stage Lung disease seen in -a) Sarcoidosisb) Interstitial lung diseasec) Langerhans cell histiocytosisd) Aspergillosise) Asbestosis \nSelect and explain. \nA. bcde, B. abce, C. acde, D. abde', 'role': 'user'}, {'content': 'Answer: B \nExplanation: End-stage lung disease\n\nWhen the lung can no longer keep the blood supplied with oxygen it is referred to as end-stage lung disease.\nCauses of end stage lung disease -\n\tARDS\n\tPulmonary circulatory diseases\n\tTuberculosis\n\tCystic fibrosis\n\tPneumoconiosis (Asbestosis and others)\n\tCOPD (emphysema, chronic bronchitis)\n\tInterstitial lung diseases (e.g. sarcoidosis)\nPulmonary Langerhans cell histiocytosis is a progressive disease, and leads to endstage lung disease.', 'role': 'assistant'}]