PMC9939911_01
Necropsy images. (A) Section of lung showing intraluminal degenerate nematode (arrowhead). (B) Section of heart with soft tissue invasion by a lobulated chemodectoma (arrowhead). The right side of the heart is opened with the right ventricle (RV) and dilated right atrium (RA) exposed and the tricuspid valve labeled (x).
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F1
There was an invasive chemodectoma (paraganglioma) at the heart base, with invasion into the myocardium of the right atrium and an expansile mass protruding into the chamber of the right ventricle (Figure 1).