Spontaneous coronary artery dissection (SCAD) Diagnosis. To diagnose spontaneous coronary artery dissection (SCAD), your doctor may review your signs and symptoms, and order several tests. The tests are similar to those used to evaluate other heart attacks, such as electrocardiograms and blood tests to detect blood damage.
when did the Classical era start and end. There are actually Classical eras for different types of art, but I'll just deal with music since that's my specialty! The Classical Era in music lasted from 1750 to about the year 1800.
Main Points. 1  1. The Classical period was approximately 1750-1820. 2  2. Admiration of the earlier Greek and Roman civilizations can be seen in the architecture, painting, and music of the period. 3  3. The Rococo began the Classical period.  4. The patronage system was 1  common. 5. Music tended to follow expected practices.