Would You Expect ADH to Be Active in This Patient?

"Would you expect ADH to be active in this person or not? So this is a conceptual framework. It's not like you're going to look at a patient and know they're ADH, but apart from their history, you might be able to," he says. "So if you got this on this guy and it was high, then you say, okay, well, you are already trying to concentrate your urine,. so would that be the next step?"