ECP 2023 Final Programme

E-Posters 148 E-PS-12 019 Lymphoepithelial cyst of the thyroid gland in the background of lymphocytic thyroidi- tis Alexandra Corina Faur, Romania D. Lazar, L. Ghenciu 020 Hyalinizing trabecular tumour in a patient with oncocytic adenoma, lymphocytic thyroiditis and papillary carcinoma of the thyroid gland Alexandra Corina Faur, Romania C. Gurban, L. Ghenciu, D. Lazar 021 Medullary thyroid carcinoma, pigmented epithelioid melanocytoma and pleomorphic adenoma with lymph-node metastases in the same patient – inherited cancer syndrome or coincidence? Danijel Antonio Grubišić, Croatia T. Čeprnja, N. Kunac, K. Vilović 022 Evaluation of miR- 21 and PDCD4 expression in liquid biopsies of oral dysplasia and oral squamous cell carcinoma patients Sibel Elif Gultekin, Turkey L. Bozdag, L. Acik, N. Mollaoglu, E. Ersoy, O. Bayir, M. Korkmaz 023 An unusual case of neurofibromatosis 1 syndrome Fatma Gundogdu, Turkey F. Soylemezoglu, Y. Atay, E. Eroglu, O. Kuscu 024 Laryngeal spindle cell squamous cell carcinoma: report of three cases Seher Eda Horoz, Turkey I. Ceran, M. Tekin, O. Eren, N. Enver, L. Cinel 025 A comparative study of the human dental tissue decalcification efficiency using various decalcifying agents Pavel Hurník, Czech Republic V. Skopelidou, J. Stembirek, J. Vaculova, L. Izakovicova-Holla, A. Konecna, P. Porizka, M. Buchtova 026 p53 immunostaining can aid in accurate interpretation of p16 staining in the classification of head and neck squamous cell carcinomas Jutta Huvila, Finland P. Pakkanen, A. Silvoniemi, K. Aro, L. Bäck, H. Irjala, L. Aaltonen, J. Hagström, J. Laine, H. Minn 029 Primary PNET/Ewing’s sarcoma of trachea in an adolescent girl – case report Manana Jikurashvili, Georgia R. Davitashvili 030 PDL1 and p16 immunohistochemical expression in oral squamous cell carcinoma Jyoti Kini, India N. Prasad, H. Kini 031 A case of renal cell–like sinonasal adenocar- cinoma: rare entity Anastasiya Kret, United Kingdom M. Pankhania, A. Al-Omari 032 Head and neck follicular dendritic cell sarcoma – report of five cases Archana Lakshmanan, India A. Subramanyam 033 An unusual site for extramedullary (extraosseous) plasmacytoma: nasopharynx – case report Dorela-Codruta Lazureanu, Romania M. Cornianu, A. Jurescu, R. Cornea, A. Vaduva, A. Dema 035 Sino-nasal tract adenoid cystic carcinoma: a clinico-pathological study of 21 cases Amal Maaoui, Tunisia I. Mallek, S. Kamoun, N. Ben Othmen, Y. Houcine, K. Hamza, S. Elfekih, I. Bettaieb, A. Goucha, Y. Chaabene, S. Ferchichi, N. Aloui, A. Methnani, S. Dhambri, M. Driss