Switzer Daily Clinical assessment The most important test any doctor can perform on a patient, client, human being, (call them what you like, it doesn’t really matter), is to take a careful, thorough clinical history. It has been long said and I totally agree, that a good, solid clinical history can diagnose well over 90% of conditions and the medical tests used are purely there to confirm the diagnosis. One of the major problems with heart disease is that the first sign of a heart attack in around 30% of cases is sudden death. This may be the case, but I would suggest to you