case_images: PMC10794071_01
case_images: Histology pictures of the specimen on hematoxylin and eosin stain. (a) Papillary mesothelioma with epithelioid cells and thick fibrovascular cores (40x). (b) Papillary mesothelioma with epithelioid cells and focal stromal infiltration (black arrow, 100x). (c) Epithelioid mesothelioma with nested/infiltrative pattern (100x). (d) Epithelioid mesothelioma with nested/infiltrative pattern (200x). (e) Epithelioid mesothelioma with large nucleoli and atypical mitotic figure (black arrow, 400x).
case_images: CRIU2024-9227764.001.jpg
case_images: PMC10794071_01_CRIU2024-9227764.001.jpg
case_images: fig1
case_images: A specimen was sent to pathology, where hematoxylin and eosin staining revealed it to be an epithelioid malignant mesothelioma (Figure 1).
case_images: Computed tomography (CT) scan of the chest, abdomen, and pelvis noting a right-sided scrotal mass (white arrows) without signs of a primary tumor site or metastasis. Axial view (a-c) shows the scrotal mass (white arrow), and coronal view (d) shows the entire chest, abdomen, and pelvis.
case_images: CRIU2024-9227764.002.jpg
case_images: PMC10794071_01_CRIU2024-9227764.002.jpg
case_images: fig2
case_images: A right-sided scrotal mass measuring 5.5 x 3.3 cm was noted, consistent with his primary mesothelioma of the tunica vaginalis testis (Figure 2).
case_images: Gross images of the right-sided inguinal orchiectomy specimen.
case_images: CRIU2024-9227764.003.jpg
case_images: PMC10794071_01_CRIU2024-9227764.003.jpg
case_images: fig3
case_images: The specimen was sent off to pathology, where residual epithelioid malignant mesothelioma of the tunica vaginalis was noted in the right testicle, as well as residual hydrocele (Figure 3).