In this task, you will be given a single sentence or a set of sentences. You have to recognize the name of the disorder or disease. Disease is a disorder of structure or function in a human, animal, or plant, especially one that produces specific symptoms or that affects a specific location and is not simply a direct result of physical injury. Although there might be several correct answers, you need to write one of them.
One example: I had been suffering from cardiovascular disorder.
Solution is here: cardiovascular disorder
Explanation: Here, the person mentions this disorder which is related to heart issues.

Now, solve this:  CONCLUSIONS : These findings demonstrate that ACE inhibitor therapy in most patients with CHF can be successfully titrated to and maintained at high doses , and that more aggressive use of these agents is warranted .
Solution:
CHF