case_images: PMC11732285_01
case_images: Computed tomography angiogram of the chest, abdomen, and pelvis in the (A) transverse, (B) coronal, and (C) sagittal planes, demonstrating enlarged spleen with large adjacent hematoma extending into the patient's pelvis.
case_images: CRIS2025-4069182.001.jpg
case_images: PMC11732285_01_CRIS2025-4069182.001.jpg
case_images: fig1
case_images: A CT angiogram of the chest, abdomen, and pelvis with and without contrast was performed to rule out AAA (Figure 1).
case_images: Photographs of the enlarged spleen and ruptured capsule (23.5 x 13.5 x 8.2 cm; 1.27 kg). (A) Sectioning revealed friable, soft-brown parenchyma and prominent white pulp. (B) Enhanced view resembling the intraoperative appearance of the spleen.
case_images: CRIS2025-4069182.002.jpg
case_images: PMC11732285_01_CRIS2025-4069182.002.jpg
case_images: fig2
case_images: Macroscopic examination of the pathology specimens demonstrated that the splenic capsule was diffusely disrupted, the splenic tissue was friable (Figure 2), and there were two lymph nodes within the hilar soft tissue.
case_images: Microscopic histopathology of the splenic tissue. (A) Immunoperoxidase cocktail stain for CD3 and CD20 demonstrates numerous benign T cells (red) and few neoplastic B cells (brown). (B) Large numbers of reactive histiocytes stain positive for CD68.
case_images: CRIS2025-4069182.003.jpg
case_images: PMC11732285_01_CRIS2025-4069182.003.jpg
case_images: fig3
case_images: The scattered large B cells were in a rich background of histiocytes and T cells (Figure 3).