Quick Answer: What Viruses Can Cause Myocarditis?

What is the most common cause of myocarditis?

Viral infection is the most common cause of myocarditis.

When you have one, your body produces cells to fight the virus.

These cells release chemicals.

If the disease-fighting cells enter your heart, some chemicals they release can inflame your heart muscle..

How long does viral myocarditis last?

Long-term prognosis was usually good with a 3–5-year survival ranging from 56 to 83%, respectively. Patients with acute fulminant myocarditis, once they survive the acute illness, had an excellent long-term prognosis of 93% at 11 years, compared with 45% of the patients presenting with acute non-fulminant myocarditis.

Is myocarditis the same as a heart attack?

Myocarditis can also mimic a heart attack. When cardiac inflammation occurs in the regions of the heart nearest to the outside surface, it can present as chest pain. However, in myocarditis the coronary vasculature, which supplies the heart and is generally blocked in heart attacks, usually appears normal 1.

Will heart inflammation go away?

Treatment. If you are diagnosed with heart inflammation such as endocarditis, myocarditis, or pericarditis, your doctor may recommend medicine or surgery to treat your condition. Mild cases of myocarditis and pericarditis may go away without treatment.

How can you tell the difference between myocarditis and pericarditis?

Myocarditis is the inflammation of the heart muscle and pericarditis is the inflammation of the lining outside the heart. In both cases, the body’s immune system is causing inflammation either to try to get rid of the infection or in response to some other trigger.

What viruses can cause heart failure?

Types of virusesAdenovirus. The adenovirus is one of the most common viral causes of myocarditis in both children and adults. … Cytomegalovirus (CMV) … Coxsackievirus B. … Enteric cytopathic human orphan viruses (ECHO) … Human parvovirus B19. … Rubella.

Is viral myocarditis contagious?

The viruses are spread through contact with body fluids of an infected person and can also be transmitted from a pregnant woman to a fetus during pregnancy. This is the most common cause of myocarditis, blamed for about half of all US cases.

How do you reduce inflammation in the heart?

Eat a heart-healthy diet: Processed and fast foods produce inflammation. Whole foods, on the other hand, are anti-inflammatory. Eat more fruits, vegetables, whole grains, beans, nuts and fatty fish.

How is viral myocarditis diagnosed?

DiagnosisElectrocardiogram (ECG). This noninvasive test shows your heart’s electrical patterns and can detect abnormal rhythms.Chest X-ray. … MRI. … Echocardiogram. … Blood tests. … Cardiac catheterization and endomyocardial biopsy.

How serious is myocarditis?

Severe myocarditis can permanently damage your heart muscle, possibly causing: Heart failure. Untreated, myocarditis can damage your heart’s muscle so that it can’t pump blood effectively. In severe cases, myocarditis-related heart failure may require a ventricular assist device or a heart transplant.

Will myocarditis go away?

Usually, a mild case of myocarditis will go away without any lasting damage. Severe cases may not be diagnosed until you have the symptoms of heart failure. Even severe cases may go away without notice, but these severe cases usually cause ongoing and irreversible damage to the heart muscle.

Who is at risk for myocarditis?

In fact, it most often affects otherwise healthy, young, athletic types with the high-risk population being those of ages from puberty through their early 30’s, affecting males twice as often as females. Myocarditis is the 3rd leading cause of Sudden Death in children and young adults.

Can the flu cause myocarditis?

Acute myocarditis is a well-known complication of influenza infection. The frequency of myocardial involvement in influenza infection varies widely, with the clinical severity ranging from asymptomatic to fulminant varieties.

Can flu cause heart problems?

“Flu can make a cholesterol filled plaque vulnerable to rupture, form a blood clot and cause heart attacks and sudden death,” according to Saint John board-certified cardiologist Venkat Pasnoori, MD, MPH, FACC FSCAI. Having any kind of viral infection, such as the flu, makes the heart work harder.

What does myocarditis look like on ECG?

ECG The majority of patients with myocarditis present with nonspecific ECG changes, and the ECG may have a variety of findings. These findings include nonspecific ST-segment and T-wave abnormalities, sinus tachycardia and conduction abnormalities, such as bundle-branch blocks or atrioventricular conduction delays.