Ron, 74-year old widower who lives in a retirement home. His daughter talks with I'm on the phone and thinks he is not making any sense. She calls nursing station and talks with the PSW. She checks on him but doesn't notice anything wrong. Later Ron falls on his way to lunch. The nurse do a follow-up assessment and she discovers crackles in his lungs and swelling in his feet. These symptoms as well as his confusion that weren't there before may lead to a diagnosis of delirium.