What exactly is a heart attack? Most heart attacks happen when a clot in the coronary artery blocks the supply of blood and oxygen to the heart. Often this leads to an irregular heartbeat-called an arrhythmia-that causes a severe decrease in the pumping function of the heart.
Oncocytoma can be described as a tumor that is mainly constituted out of oncocytes. These are actually epithelial cells, containing excessive quantities of mitochondria. This excess leads to a cytoplasm that is acidophilic and granular.
Actinomycetoma is a term for a chronic subcutaneous infection caused by fungi or Actinomyces that affect the skin and connective tissue. Once pathological analysis and/or culturing is performed and the causal organism is identified, it is more appropriate to use the following terms.