case_images: PMC5917515_01
case_images: Extraoral swelling on the face
case_images: JOMFP-22-104-g001.jpg
case_images: PMC5917515_01_JOMFP-22-104-g001.jpg
case_images: F1
case_images: A 13-year-old male patient [Figure 1] reported to the Outpatient Department of Sharad Pawar Dental College and Hospital, Sawangi (Meghe), Wardha, with a chief complaint of swelling with pain for 1 month.
case_images: Picture showing intraoral swelling on the left side of the palate
case_images: JOMFP-22-104-g002.jpg
case_images: PMC5917515_01_JOMFP-22-104-g002.jpg
case_images: F2
case_images: Intraorally, a single-diffuse swelling seen in upper left palatal region of the jaw of size 4 cm x 3 cm approximately, roughly oval in shape, surface was ulcerated, color was same as that of adjacent mucosa, the swelling was extending A/P - from upper left 1-7 region, S/I - from mid-palatal region to depth of vestibule with ill-defined borders [Figure 2].
case_images: Orthopantomogram showing no relevant findings
case_images: JOMFP-22-104-g003.jpg
case_images: PMC5917515_01_JOMFP-22-104-g003.jpg
case_images: F3
case_images: Orthopantomogram did not show any relevant findings [Figure 3].
case_images: Low-power view showing sheets of uniform, monotonous round cells separated by thin connective tissue septa at places
case_images: JOMFP-22-104-g004.jpg
case_images: PMC5917515_01_JOMFP-22-104-g004.jpg
case_images: F4
case_images: Under microscopic examination, low-power view showed sheets of uniform, monotonous round cells separated by thin connective tissue septa at places [Figure 4].
case_images: Picture showing diffusely arranged round cells throughout
case_images: JOMFP-22-104-g005.jpg
case_images: PMC5917515_01_JOMFP-22-104-g005.jpg
case_images: F5
case_images: The round cells are diffusely arranged throughout [Figure 5].
case_images: Picture showing round cells with hyperchromatic nuclei occupying the entire cell. Nuclear pleomorphism is also seen at places
case_images: JOMFP-22-104-g006.jpg
case_images: PMC5917515_01_JOMFP-22-104-g006.jpg
case_images: F6
case_images: At places, cells show nuclear pleomorphism [Figure 6].
case_images: Picture showing leukocyte common antigen-CD-45 positive
case_images: JOMFP-22-104-g007.jpg
case_images: PMC5917515_01_JOMFP-22-104-g007.jpg
case_images: F7
case_images: Leukocyte common antigen/CD45 came out positive suggesting the diagnosis of lymphoma [Figure 7].
case_images: Picture showing CD3 positive
case_images: JOMFP-22-104-g008.jpg
case_images: PMC5917515_01_JOMFP-22-104-g008.jpg
case_images: F8
case_images: CD3 and CD20 markers were applied for T-cell and B-cell lymphoma, respectively. CD3 came out positivity suggesting the final diagnosis of T-cell lymphoma [Figure 8].