Orvar Jonsson MD

Lupus is a chronic inflammatory autoimmune disease that attacks the body’s healthy cells, tissues, and organs. The inflammation can damage the skin, joints, kidneys, lungs, heart, brain, and blood vessels.Normally, the body’s immune system produces antibodies. These antibodies protect and fight...

A stent is an expandable metal tube that is used to treat weak arteries. These stents help in opening up arteries that are narrowed down by the accumulation of plaques. Implantation of the tube helps in reducing the constriction of blood flow in the affected region. The metal mesh is implanted...

Atrial fibrillation - also known as AF or a-fib - is a medical condition that affects the rhythm of the heart. Problems that affect the rhythm of the heart cause a condition known as arrhythmia. This condition often causes irregular blood flow. It is quite common, with more than 200,000 cases in the...

A recent CDC report shows that many of the foods used in restaurants and foods sold in grocery stores have the potential to increase sodium levels in the body when consumed. Breads and rolls were noted to be the most important culprits among the variety of foods that do this. Some foods that...

Surgical treatment is the most appropriate option for inborn heart defects, which is not something you can put off.What is a congenital heart defect (CHD)?It is combined damage of the heart muscle in which there are structural deformations and anomalies in the inner chamber partitions, as well as...

Secondary hypertension refers to high blood pressure that is caused by other diseases. This is a less common form of hypertension when compared to ‘essential’ or ‘primary’ hypertension. A number of conditions that affect heart, kidneys or endocrine system may result in secondary...