PMC7444102_01
Twelve-lead electrocardiogram displaying the subtle 1-mm ST-segment elevation in lead III (red box).
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A 12-lead electrocardiogram (ECG) indicated sinus rhythm with subtle 1-mm ST-segment elevation in the lead III and no evidence of advanced heart block (see Figure 1). However, it appeared that there was significant artifact shadowing on several imaging acoustic windows (see Supplement Figure 1).
Portable chest radiograph indicating the extent of radiopaque shrapnel throughout the thorax with left-sided hemothorax and a chest drain.
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Portable chest radiography affirmed the left hemothorax with numerous scattered shrapnel fragments (see Figure 2). There were also 2 foreign bodies in very close proximity to the right coronary artery ostium (see Supplement Figure 2).
Cross-sectional computed tomography scan indicating a relatively large shrapnel fragment in the right ventricle.
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A chest computed tomography scan was performed and alluded to the presence of intramyocardial shrapnel (see Figure 3).