How do you counsel women with cystic fibrosis on when pregnancy is reasonably safe after lung transplant?

Unfortunately, pregnancy after lung transplantation is never safe; what we usually mean by 'safe' is a close to 100% chance of a healthy baby and a healthy mother, and in the current era we cannot be certain of such odds. Having said that, there are situations where the risk of complications is lower and success is more likely than not. These times include the following: being more than one year post-lung transplant (and hopefully more), without rejection, and on stable meds with stable lung fun...