The death of tissue because of a lack of blood circulation, or gangrene, necessitating urgent professional medical intervention. Lack of blood and oxygen will cause chest soreness (exertional angina). Exertional angina generally subsides in the event the affected individual rests. In people with intermittent claudication, the narrowed arteries from the https://www.sgvascularctr.com/types-of-treatments-for-vascular-diseases/