Is the Systolic Function Normal or Not?

B lines, the sort of vertical lines that go straight down from the plura, can suggest more of an alvolar filling process. The physics of why you get these different patterns is not important to understand. There's also some specific things we could see that might help us,. like if we see a big plural effusion, a big lobar collapse, that could be very informative. We should also look at the heart, and we can try to get a sense of ikis the systolic function grossly normal or not?