My Husband Is In A Panic Saying There Is Something

My husband is in a panic saying there is something he should be doing but doesnt know what. Searching through things and pacing around. When I say there isnt anything he needs to be doing he says hes lost and I need to help him with what he needs to do. Wont sit and relax. Very aggitated and angry that I cant help him figure it out. Has recently been hospitalized for bloodclots in lungs & leg swelling. Was put on zarelto. Today ultrasound of legs for ABI PVR.