"This is a case of textbookknowledge xy." or "This is a case of guidline yz."
This differs not from: "This is a case of an apple."
And as well as any car mechanic who would try to find out how a completly new motor worked would be (in fact) a scientist, so would a docotor who would try to find out something, possibly with new terms.
I think they are obligated to think on their own if something pops up ("luckily this never happens" they might think, and some are obviously the monarchs of the universe anyway), but quak can pop up easily as well - dangerous.
(Though congratulations to your doctor who came up with the iv, but i guess it has worked typically limited, am I right?)
PS: The main difference between science and all days thinking is only that we are since Platon aware of the difference of "cases of" and the general "case" (preventing confusions and forcing to do it properly) -