Myocarditis is inflammation of the heart muscle.
Inflammation - heart muscle
Causes, incidence, and risk factors
Myocarditis is an uncommon disorder that is usually caused by viral, bacterial, or fungal infections that reach the heart.
Cytomegalovirus Hepatitis C
When you have an infection, your immune system produces special cells that release chemicals to fight off disease. If the infection affects your heart, the disease-fighting cells enter the heart. However, the chemicals produced by an immune response can damage the heart muscle. As a result, the heart can become thick, swollen, and weak. This leads to symptoms of
Other causes of myocarditis may include:
- Allergic reactions to certain medications or toxins (alcohol, cocaine, certain chemotherapy drugs, heavy metals, and catecholamines)
- Being around certain chemicals
- Certain diseases that cause inflammation throughout the body (
rheumatoid arthritis, sarcoidosis)