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
Which of the following is not associated with pulmonary aery hypeension? 
Select and explain. 
A. Interstitial lung disease, B. Left ventricular hyperophy, C. Mitral Stenosis, D. Cor - pulmonale
B: Left ventricular hyperophy
Answer: B: Left ventricular hyperophy 
Explanation: 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.