Nothing is scarier than having a very sick child, especially a premature baby.
All parents have difficulties when they have a newborn, but added to that your son was very very sick, so your falling apart is very understandable. I suspect as time passes and your son gets older and stronger, you will return to the level of functioning you had before he was born. Let us know how you're doing Jacqui. I coped well when he was ill to well until I got him home. Nothing is scarier than having a very sick child, especially a premature baby.