Sure, but unless we have some reason to think that this will have some reason to concentrate in the lungs in particular its a quick sanity check. Maybe it does

Sure, but unless we have some reason to think that this will have some reason to concentrate in the lungs in particular its a quick sanity check. Maybe it does concentrate in the lungs and this'll be a great medicine but a priori we don't have any reason to expect that and this is a reason not to get our hopes up.