Coronary heart disease is caused by any problem with the coronary arteries that keeps the heart from getting enough oxygen-and nutrient-rich blood. The most common cause by far is atherosclerosis. Lack of sufficient blood is called ischemia, so coronary heart disease is sometimes called ischemic heart disease.oronary heart disease is caused by any problem with the coronary arteries that keeps the heart from getting enough oxygen-and nutrient-rich blood. The most common cause by far is atherosclerosis. Lack of sufficient blood is called ischemia, so coronary heart disease is sometimes called ischemic heart disease.
The prices for dental crowns range from $500 to $2,500 per crown and are dependent upon the materials used, location of tooth and geographic location. The average cost of a crown is $825, with or without dental insurance coverage. The cheapest cost of a dental crown is $500 for a simple metal crown.
1 Porcelain-fused-to-metal crowns can cost $500-$1,500 or more per tooth. 2  For example, CostHelper readers without insurance coverage report paying $875-$1,400 for porcelain-fused-to-metal crowns, at an average cost of $1,093. Metal crowns of gold alloy (called high noble metal) or of base metal alloys (non-noble) can cost $600-$2,500 or more per tooth. 2  CostHelper readers without insurance report paying $830-$2,465 for a metal crown, at an average cost of $1,353.