PMC9490291_01
The patient's chest x-ray in the upright position.
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Chest x-ray taken on the upright position showed bilateral massive pleural effusion with bilateral lung oedema ( Figure 1).
The patient's initial electrocardiogram in the ER.
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Electrocardiography showed tachycardic sinus waves with a rate of 132 bpm, T wave inversion in lead III and V1, and ST segment depression in lead V5-V6 ( Figure 2).
Two-dimensional transthoracic echocardiogram of the left atrial mass.
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We found an oval-shaped, pedunculated mass with a dimension of 3.3 cm x 7 cm on the left atrium extending through the mitral valve into the left ventricle ( Figure 3).