They have different ways to diagnose the problems but the process of diagnosing aortic aneurysm uses screening to do this unlike coronary heart disease which uses a longer and thorough process therefore it is easier to test for aortic aneurysm first rather than go through coronary heart disease diagnosis. Other reasons you may have those symptoms could just be regular heart burn which is acid reflex, irregular heart beat could be a heart murmur which shows that it is not simple to diagnose these problems.
Diabetes involves the endocrine system which is involves the glands and the release of hormone, diabetes involves the production of insulin in the pancreas then converts to glucose but in between this process there is a problem. There are many other disorders in the endocrine system like this including Addisons disease this is where there isnt enough of steroid being produced by the adrenal gland in the kidneys similar fatigue, frequent urination, problems with blood pressure. A symptom similar to diabetes is the craving for salt but instead for diabetes its a craving¦