case_images: PMC5824520_01
case_images: Intraoral photograph showing an erythematous swelling
case_images: JOMFP-22-60-g001.jpg
case_images: PMC5824520_01_JOMFP-22-60-g001.jpg
case_images: F1
case_images: On palpation, the lesion was tender and firm in consistency [Figure 1].
case_images: Fine needle aspiration cytology showing epithelial cells with hyperchromatic nuclei and abundant eosinophilic cytoplasm suggestive of malignant neoplastic cells (x10)
case_images: JOMFP-22-60-g002.jpg
case_images: PMC5824520_01_JOMFP-22-60-g002.jpg
case_images: F2
case_images: Section showing intact surface epithelium of stratified squamous variety (H&E, x10)
case_images: JOMFP-22-60-g003.jpg
case_images: PMC5824520_01_JOMFP-22-60-g003.jpg
case_images: F3
case_images: Tumour cells were seen whorling around the nerve bundle showing neurotropism and thus demonstrating perineural invasion [Figures 3-7].
case_images: Section showing individual tumor cells in single file pattern (H&E, x10)
case_images: JOMFP-22-60-g004.jpg
case_images: PMC5824520_01_JOMFP-22-60-g004.jpg
case_images: F4
case_images: Tumour cells were seen whorling around the nerve bundle showing neurotropism and thus demonstrating perineural invasion [Figures 3-7].
case_images: Section showing minor salivary glands (H&E, x10)
case_images: JOMFP-22-60-g005.jpg
case_images: PMC5824520_01_JOMFP-22-60-g005.jpg
case_images: F5
case_images: Tumour cells were seen whorling around the nerve bundle showing neurotropism and thus demonstrating perineural invasion [Figures 3-7].
case_images: Section showing perineural invasion (H&E, x40)
case_images: JOMFP-22-60-g006.jpg
case_images: PMC5824520_01_JOMFP-22-60-g006.jpg
case_images: F6
case_images: Tumour cells were seen whorling around the nerve bundle showing neurotropism and thus demonstrating perineural invasion [Figures 3-7].
case_images: Picture on the lesional tissue (isomorphic small tumor islands) that helped us to identify it as polymorphous low-grade adenocarcinoma other than the single file pattern (x40)
case_images: JOMFP-22-60-g007.jpg
case_images: PMC5824520_01_JOMFP-22-60-g007.jpg
case_images: F7
case_images: Tumour cells were seen whorling around the nerve bundle showing neurotropism and thus demonstrating perineural invasion [Figures 3-7].
case_images: Section of the lesion stained with carcinoembryonic antigen showing strong positivity for tumor cells (x10)
case_images: JOMFP-22-60-g008.jpg
case_images: PMC5824520_01_JOMFP-22-60-g008.jpg
case_images: F8
case_images: Since E-cadherin is positive, gastric carcinoma was ruled out [Figures 8-11].
case_images: Immunohistochemical stain showed E-cadherin positivity (x10)
case_images: JOMFP-22-60-g009.jpg
case_images: PMC5824520_01_JOMFP-22-60-g009.jpg
case_images: F9
case_images: Since E-cadherin is positive, gastric carcinoma was ruled out [Figures 8-11].
case_images: Section of the lesion stained with vimentin showing strong positivity for tumor cells (x10)
case_images: JOMFP-22-60-g010.jpg
case_images: PMC5824520_01_JOMFP-22-60-g010.jpg
case_images: F10
case_images: Since E-cadherin is positive, gastric carcinoma was ruled out [Figures 8-11].
case_images: Section of the lesion stained with cytokeratin 7 showing strong positivity for tumor cells (x10)
case_images: JOMFP-22-60-g011.jpg
case_images: PMC5824520_01_JOMFP-22-60-g011.jpg
case_images: F11
case_images: Since E-cadherin is positive, gastric carcinoma was ruled out [Figures 8-11].
case_images: Histopathological picture of the recurrent lesion in the same site after surgery (x10)
case_images: JOMFP-22-60-g012.jpg
case_images: PMC5824520_01_JOMFP-22-60-g012.jpg
case_images: F12
case_images: On follow-up, it was noted that the patient underwent excision but turned up with recurrence of the lesion on the same site after 3 months for which she was further evaluated and monitored [Figures 12 and 13].
case_images: Clinical picture of recurrent lesion
case_images: JOMFP-22-60-g013.jpg
case_images: PMC5824520_01_JOMFP-22-60-g013.jpg
case_images: F13
case_images: On follow-up, it was noted that the patient underwent excision but turned up with recurrence of the lesion on the same site after 3 months for which she was further evaluated and monitored [Figures 12 and 13].