It also lists cancer, parasites and a whole bunch of other stuff.
As a guy who knows nothing about dogs, Chatgpt seemed to zero in on this 10x better than that very long VCA page.
ChatGPT lists multiple things too.
Also this ignores my original comment where I just typed the keywords from the vet notes and got IMHA right on the first result.
That'd be about 100x faster using Google.
https://vcahospitals.com/know-your-pet/anemia-in-dogs
Right there on the page: IMHA. If you add just a couple keywords from the large input, you likewise get more direct IMHA results.