This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Medicine
[{'content': 'Which of the following is not associated with pulmonary aery hypeension? \nSelect and explain. \nA. Interstitial lung disease, B. Left ventricular hyperophy, C. Mitral Stenosis, D. Cor - pulmonale', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Option 1: produces hypoxia to lead to PA vasoconstriction. Option 3: the transmission of back pressure changes leads to PAHOption 4: PAH is the culprit lesion leading to RVF.', 'role': 'assistant'}]