What symptom is commonly associated with myocarditis?

Myocarditis is an inflammatory condition of the heart muscle, which can be caused by various factors, including viral infections, autoimmune diseases, and exposure to certain toxins or drugs. The symptoms associated with myocarditis can vary significantly among patients, but several key symptoms are commonly observed.

Severe chest pain can occur as the inflammation of the heart muscle may lead to dysfunction of the heart, which can manifest as anginal-like pain. Dyspnea, or difficulty breathing, is also frequently reported due to the heart's reduced ability to pump effectively, leading to fluid accumulation and pulmonary congestion. Unexplained fatigue is another prevalent symptom, stemming from the heart’s diminished performance, which leads to a general feeling of tiredness and weakness.

Given that all these symptoms are integral to understanding how myocarditis can present, the choice that includes all of them accurately reflects the diverse symptoms that may be associated with this condition. Therefore, all the mentioned symptoms contribute to the clinical picture of myocarditis, reinforcing the option that states "all of the above" is correct.