My dad is at the VA hospital and no one knows whats going on..?

Ok so my dad is diabetic and has kidney, heart and lung problems, so this sunday i took my dad to the hospital because he said he didnt feel rite and he was a little weak which wasnt normal to us so they said he might have urine yest infectiont (i thought only females had that??? )) so they sent him to dou (direct observation unit) which is next to icu (intensive care unit) then yesterday he was sent back down 2 floors with nothing hooked up on him just nurses giving him meds so i visited him rite after skool and my dad doesnt talk or move and is totally spaced out and asked them wtf is going on and there like nothing n im like why isnt he doing anything theyre like was he like this before you brought him here i was like noo!!! so theyre like o we didnt knw that we thought this is how he usually is so im fkn pissed off and i talked to 3 nurses and a doc so now theyre running labs and drawing blood and i the doctor said this might be a little confused because we moved him rooms and i told him straight out i dont by that how the hell is someone out of no where be confused and not move or talk because they moved him rooms like come on thats bsa and hes like also might be cause of an infection but today they still dont know wtf is going on can someone help me and tell me what you think and maybe what i should tell the doctors today when i go see him again because this is ridiculous how they aint doing shytt so plz someone help me.......