Pressure volume loop is shifted to left side in: (A) Aortic regurgitation, (B) Mitral regurgitation, (C) Aortic stenosis, (D) Congestive cardiac failure
Answer is C. Ans. (c) Aortic stenosis(Ref: Ganong, 25th ed/p.540)In aortic stenosis,PV loop is shifted to left sideVentricular systolic pressure increases to overcome the stenosisThere is increase in End systolic volumeStroke volume decreases