Echocardiography is the best initial tool for obtaining an estimate of<unk><unk><unk> , both systolic and diastolic. In addition, echocardiography also provides information regarding associated valvular dysfunction and pulmonary artery pressures. This information can in turn be used to select or modify the treatment regimen for the patient.
Chronic stable angina risk stratification based upon rest left ventricular function
Chronic stable angina treatment angiotensin converting enzyme inhibitors 
Chronic stable angina treatment dipyridamole
Chronic stable angina guidelines for pharmacotherapy to improve prognosis and reduce symptoms
Chronic stable angina treatment potassium channel openers
Chronic stable angina treatment anti-lipid agents
Chronic stable angina treatment newer antianginal agents
Chronic stable angina treatment calcium channel blockers