The NNP has been caring for neonate with respiratory failure…

The NNP has been caring for neonate with respiratory failure & congenital heart disease, requiring surgery, for the past month. The neonate developed sepsis due to a severe bacterial infection approximately one week ago. Now, the neonate has started showing petechiae & bruising, with oozing from surgical sites and all venous puncture sites. The NNP suspects this is related to: