Carl M Fier MD

What is sarcoidosis?Sarcoidosis is an inflammatory disease, which is characterized by the growth of granulomas or tiny collections of inflammatory cells in various parts of the body. When the immune system is slowed down and when these numerous clumps form, they tend to interfere with the organ’s...

What does an irregular heartbeat mean?An irregular heartbeat is also medically termed as arrhythmia or dysrhythmia. An irregular heartbeat happens when the heart’s electrical signals that coordinate with your heartbeat are not properly functioning. When you have an arrhythmia, your heart may:...

Introduction Tachypnea is a medical term, which means rapid and shallow breathing. This condition is often confused with hyperventilation, which is another type of abnormal breathing that is characterized by rapid but deep breathing. Both conditions are caused by carbon dioxide buildup in the...

The formation of blood clots in one of the deep veins in the leg may not be entirely serious alone. However, if the clot breaks off and moves towards the heart and other organs, it may lead to complications. Blood clots in the leg may cause leg pain but may also not cause any symptoms at all....

Ischemia refers to the condition in which the muscles of the heart do not get an adequate supply of oxygen. This mostly happens because of reduced blood flow to the cardiac muscles either due to complete blockages or due to a partial block in the blood vessels that carry blood. This condition, also...

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...