Prunning of pulmonary aeries is seen in -

Pulmonary Aerial Hypeension is characterised by enlargement of main pulmonary trunk and Right and Left main pulmonary aeries with dispropoinately small peripheral blood vessels. This is referred to as prunning of pulmonary aeries.. * elevated cardiac apex due to right ventricular hyperophy * enlarged right atrium * prominent pulmonary outflow tract * enlarged pulmonary aeries * pruning of peripheral pulmonary vessels