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46th Annual Meeting of the European Thyroid Association (ETA) 2024

Poster Presentations

Thyoid cancer case reports-1

ea0101ps1-03-01 | Thyoid cancer case reports-1 | ETA2024

Refractory thyroid carcinoma treated by sorafenib

Bouchenna Amira , Benabdelatitf Katia , Tibouk Albelghani , Ibrahim Ghennam , Bensalah Meryem

Introduction : The incidence of thyroid carcinoma is increasing worldwide, so much so that it is ranked 3rd cancer in women in Algeria; Fortunately, the incidence of refractory cancers remains stable. The latter represent a real therapeutic challenger. We report the experience of our service.Material and method : Between 2018 and 2024, 545 differentiated thyroid carcinomas and 10 anaplastic carcinomas were consulted, 28 of which were classified as refrac...

ea0101ps1-03-02 | Thyoid cancer case reports-1 | ETA2024

Two rare cases of benign struma ovarii with malignant recurrence

Kantreva Kanella , Paschou Stavroula , Stefanaki Katerina , Pappa Kanella , Kazakou Paraskevi , Vrachnis Dionisios , Kavoura Evangelia , Pavlakis Kitty , Giovannopoulou Eirini , Lathouras Konstantinos , Alevizaki Maria , Saltiki Katerina

Objective: Struma ovarii is an ovarian teratoma defined by the presence of thyroid tissue, that comprises more than 50% of the overall mass. It constitutes 2-5% of ovarian teratomas and 1% of all ovarian tumors. The majority of struma ovarii cases are benign. Malignant transformation of struma ovarii is very rare (less than 5% of all cases) and metastatic disease occurs even more rarely. Most malignant struma ovarii (MSO) cases account for papillary (70%) or follicular carcino...

ea0101ps1-03-03 | Thyoid cancer case reports-1 | ETA2024

Rare thyroid gland tumors

Ayadi Syrine , Kharrat Ines , Hbaieb Youssef , Ben Ayed Mariam , Grati Faiza , Zouche Imen , Amine Chaabouni Mohamed , Charfeddine Ilhem

Objectives: We aim to describe the clinical features and the particular presentation of rare thyroid gland tumors and to discuss their management modalitiesMaterials and methods: In this study, we report 4 cases of the following rare thyroid gland tumors: Squamous cell carcinoma, Hamartoma and lymphoma of the thyroid gland.ResultsFirst case: A 85-year-old female presented with a 1-month history of dysphonia and dysphoni. Clinical e...

ea0101ps1-03-04 | Thyoid cancer case reports-1 | ETA2024

Retropharyngeal node metastasis from papillary thyroid carcinoma

Kang Seokmin

Background: Papillary thyroid carcinoma (PTC) commonly metastasis to paratracheal and jugular lymph nodes. Retropharyngeal lymph node metastasis (RPNM) from PTC are rare. The aim of this study is to discuss the feasibility of the treatment for PTC with RPNM in our institution.Methods: Eight patients underwent surgical treatment for metastasis of thyroid papillary carcinoma to RPN that presented as a parapharyngeal or retropharyngeal mass at Severance hos...

ea0101ps1-03-05 | Thyoid cancer case reports-1 | ETA2024

Embryo/Fetus dose from [131I]nai therapy during an unsuspected pregnancy

Ebrahimifard Ali , Rajabi Hosein , Geramifar Parham , Bagheri Shamim , Wang Qi , Librizzi Damiano , Luster Markus , Yousefi Behrooz

Purpose: Based on ICRP recommendations, accidental exposure of embryo/fetus to radiation at any gestational age during [131I]NaI therapy may result in wide range of genetic damage, cancer, and early death of the embryo/fetus. More than the limitation in clinical study due to ethical aspects, the previous studies performed radiation dosimetry in embryo/fetus using [131I]NaI biodistribution in animal and Medical Internal Radiation Dose (MIRD) method with th...

ea0101ps1-03-06 | Thyoid cancer case reports-1 | ETA2024

Subacute thyroiditis as the cause of a suspected thyroid nodule

Khachatryan Hasmik , Khroyan Armine

Our study aim is to find out the frequency of misdiagnosing destructive focal lesions caused by subacute thyroiditis as thyroid cancer.Methods and Results: The study was conducted at the Armenian American Wellness Center in 2023-2024. Thirty-four patients aged between 30-40 years participated in the study. All patients presented with TI-RADS4 nodules detected on ultrasound and were referred for fine needle aspiration (FNA) by the radiologist. An endocrin...

ea0101ps1-03-07 | Thyoid cancer case reports-1 | ETA2024

Pregnancy and persistent distant metastases in differentiated thyroid cancer (DTC); a case report

Kapama Katerina , Dimitriou Stelios , Simeakis George

Introduction: Pregnancy is not considered as a risk factor for recurrence in a previously treated DTC with excellent response to therapy. However, in cases of structural or/and biochemical incomplete response, diligent monitoring is of value including, neck ultrasound (U/S), thyroglobulin (Tg) and Tg-antibodies assessment, especially in cases of distant metastatic disease where scarce data exist.Case report: A 27-year-old female patient was diagnosed in ...

ea0101ps1-03-08 | Thyoid cancer case reports-1 | ETA2024

Unusual locations of a pappilary thyroid microcarcinoma

Brakni Lila

Distant metastasis in papillary thyroid microcarcinoma (PTMC) is rare but fatal; We report two cases of PTMC with skull and sellar region metastasisCase 1: 16-year-old M.A presents with a swelling in the parietal region of the skull. She consults for cephalgias, sensation of intracranial hypertention and right parietal hump appeared six months rather. The spinal IRM concludes a solidokystic osteolytic process of the right parietal worm with endocranial d...

ea0101ps1-03-09 | Thyoid cancer case reports-1 | ETA2024

Intrathyroidal parathyroid carcinoma: a case report

Mohamed Trabelsi Wejdan , Dhaha Mohamed , Haffeni Fatma , Baraham Rim , Methnani Alia , Jbali Souheil , Dhambri Sawsen , Kedous Skander

Introduction: Parathyroid carcinoma (PTC) is a very rare neuroendocrine malignancy. It accounts for approximately 1% of primary hyperparathyroidism. Intrathyroidal localization is extremely rare.Aim : On the basis of a case report and literature data, we describe the particularities of this rare pathological entity.Observation: 53-year-old female patient with history of recent venous thrombosis referred for management of a left thy...