Dilated (congestive) cardiomyopathy is a group of heart muscle disorders in which the ventricles enlarge but are not able to pump enough blood for the bodyâs needs, resulting in heart failure. Coronary artery disease, viral infections, and some hormonal disorders are common causes of dilated cardiomyopathy. Shortness of breath and fatigue are often the first symptoms. Electrocardiography, echocardiography, magnetic resonance imaging, and blood tests are used to diagnose dilated cardiomyopathy.
Answers.comÂ® is making the world better one answer at a time. The subsistence agriculture to feed their families is practiced by the campesinos of Colombia.
Incan agriculture. Incan Agriculture was the culmination of thousands of years of farming and herding in the high-elevation Andes mountains of South America, the coastal deserts, and the rainforests of the Amazon basin. These three radically different environments were all part of the Inca Empire (1438-1533 CE) and required different technologies for agriculture.