<prompt> Mark the false statement about Pulmonary aery hypeension .Mutations in the gene encoding bone morphogenetic protein receptor type ILarge a wavesleading toelevated JVPIn severe PAH, early Pulmonic regurgitation can occurOn Histopathology ,Plexiform aeriopathy is seen  <response>: TB- Caseous necrosis Histoplasmosis - Granuloma PAH - Plexiform aeriopathy - Blood vessel is showing Luminal obstruction It is one of the most commonest infection developing in PAH actually happens to be HIV. also know: Mutations in the gene encoding the bone morphogenetic protein receptor type II BMPR2 are the commonest genetic cause of pulmonary aerial hypeension. 