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Symptoms may occur at any time, but most often they accompany a change of body position. Symptoms may include:
The symptoms and signs of left atrial myxomas often mimic mitral stenosis.
General symptoms may also be present, such as:
These general symptoms may also mimic those of infective endocarditis.
The health care provider will listen to the heart with stethoscope. A "tumor plop" (a sound related to movement of the tumor), abnormal heart sounds, or murmur may be heard. These sounds may change when the patient changes position.
Right atrial myxomas rarely produce symptoms until they have grown to be at least 13 cm (about 5 inches) wide.
Imaging tests may include:
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