Endocrine Abstracts

Background: Aggressive pituitary adenomas (APAs) take place phenotypically between benign pituitary adenomas and pituitary carcinomas with systemic metastasis. Frequent recurrence and resistance to conventional treatments are characteristic features of APAs in their clinical course. Temozolomide is an alkylating agent that has been used in the treatment of pituitary carcinomas and APAs since 2006. Herein, we report a patient who received temozolomide treatment due to APA.<...

Introduction: Adrenocortical carcinoma (ACC) is a rare endocrine malignancy, with an incidence in the literature of 0.5 to 2 cases per million population per year. The most important prognostic factors are stage of cancer at the time of diagnosis and success of the first surgery. However, advanced age, tumor size, functionality, high Ki-67 index (>10%), necrosis, and high mitotic activity are among poor prognostic factors.Patients and method: Fifteen...

Introduction: Differentiated thyroid carcinomas (DTC) are originated from thyroid follicular epithelial cells and comprises %90 of all thyroid carcinomas. Researches indicate that sorafenib is more efficacious than other chemotherapeutic agents on metastatic iodide refractory DTCs.Material and methods: In our center, between 2013 and 2015, sorafenib was applied to six patients who had iodide refractory metastatic DTC. Five of the patients were female. Th...

Introduction: Primary squamous cell carcinoma (PSCC) of thyroid is a rare type of thyroid malignancies because thyroid gland lacks squamous epithelium. It is seen in <1% of all thyroid malignancies. During last 30 years only about 90 cases were published. PSCC is an aggressive tumour as well as rare.Case report: We present a 60-year-old female who had been followed up for multiple nodules in thyroid in our outpatient clinic for 2 years. Her serum fre...