case_images: PMC6377216_01
case_images: Computed tomography (CT) scan of the neck showing lymphadenopathy
case_images: aaem-7-e3-g001.jpg
case_images: PMC6377216_01_aaem-7-e3-g001.jpg
case_images: F1
case_images: On the right side, lymph nodes in the posterior triangle of the neck, had pathologic morphology, with rim enhancement and hypodense center (central necrosis), up to 18 x 14 mm and on the left side, lymph nodes had a reactive view up to 12 x 5 mm (fig. 1).
case_images: Histopathological findings of the lymph node. A) View of necrotic area and karyorrhectic debris (hematoxylin and eosin strain x 40). B) CD68+ histiocytes. C) CD3+ T-Cells. D) CD20+ B-cells
case_images: aaem-7-e3-g002.jpg
case_images: PMC6377216_01_aaem-7-e3-g002.jpg
case_images: F2
case_images: U/S guided core needle biopsy was performed, which revealed an effaced architecture with extensive coagulation necrosis and nuclear karyorrhexis, especially in the paracortical zone (fig. 2 A). B&C). B-cells (CD20+) were also seen in remaining lymphoid follicles (fig. 2 D).