<prompt> Patients with organic heart disease in pregnancy most commonly die during:20-24 weeks of pregnancyFirst stage of laborSoon following deliveryTwo weeks postpartum  <response>: Ans. is c, i.e. Soon following deliveryRef. Dutta Obs 7e, p 225This is another way of asking, cardiac failure occurs most common at what time as the MC cause of death in pregnant females with heart disease is congestive heart failure. 