hrp0092rfc5.1 | Thyroid | ESPE2019

Hurthle Cell Carcinoma in Childhood: Retrospective Analysis of a Large Series

Pepe Giorgia , Valenzise Mariella , Zirilli Giuseppina , Cannavò Laura , Tuli Gerdi , Corrias Andrea , Wasniewska Malgorzata

Background: in general population Hurthle cell cancer (HCC) accounts for 3-7% of all differentiated thyroid cancers (TC) with a more aggressive course, while its relative prevalence and behavior in childhood is uncertain due to the lack of specific literature reviews.Objective: to describe the largest pediatric HCC cohort to date reported and to estimate its relative prevalence among TC variants in childhood.<p c...

hrp0089p3-p019 | Adrenals and HPA Axis P3 | ESPE2018

Erythrocytosis as First Manifestation of Adrenal Mass

Valenzise Mariella , Cannavo Laura , Zirilli Giuseppina , Iaria Graziella , Lima Mario

Background: Erythrocytosis is characterized by increased number of red blood cells. Primary form is also known as polycythemia vera, while secondary forms can be due to several causes, among which hyperandrogenism. Although the association of severe hyperandrogenism and polyglobulia is known, literature data concerning this comorbidity are overall scanty, and completely lacking in pediatric age.Case report: We report the history of a 14 years-old girl ad...

hrp0092p2-147 | Fetal, Neonatal Endocrinology and Metabolism (to include Hypoglycaemia) | ESPE2019

A Rare Cause of Pediatric Hypoglycemia in a Boy: A Malignat Insulinoma

Valenzise Mariella , Zirilli Giuseppina , Cannavo' Laura , Passanisi Stefano , Li Pomi Alessandra , Wasniewska Malgorzata

Insulinoma is a rare neuroendocrine tumor, usually benign, but can be life-threatening in causing hypoglycemic accidents. It presents in individuals aged between 8 and 82 years and can occur sporadically or constitute a part of multiple endocrine neoplasia type 1 (MEN-1).The nonspecific-symptoms and small size of these tumors led to difficulties of diagnosis and localization.Here we describe the case of a 11-year-old boy, who came to our attention for a ...

hrp0086p2-p936 | Thyroid P2 | ESPE2016

Thyroid Cancer Presentation in Children is Different than in Young Adults

Cannavo Laura , Wasniewska Malgorzata , Zirilli Giuseppina , Violi Maria Antonia , Vermiglio Francesco , De Luca Filippo

Background: Differentiated thyroid cancer (DTC) in pediatric age might have peculiar course and prognosis.Objective and hypotheses: To compare clinical, biochemical and ultrasound (US) features at diagnosis, histological grading and outcome in two groups of children and young adults with DTC.Method: Clinical, biochemical and imaging characteristics of 63 patients with DTC, diagnosed between 1999 and 2014 in our hospital, were retro...

hrp0082p2-d2-522 | Pituitary (1) | ESPE2014

Treatment Options in a 14-Year-Old Boy with an Atypic Cabergolin-Resistant Macroprolactinoma with Somatostatin Receptor 2 Expression and an Increased Proliferation Rate

Huebner Angela , Reschke Felix , Hahn Gabriele , Pinzer Thomas , Meinhardt Matthias , Pyper Anke , Cannavo Salvatore , Stalla Gunter , Hofbauer Lorenz C.

Background: Macroprolactinomas in children below 10 years of age are rare. Usually prolactinomas respond well to dopamine agonists so that neurosurgical resection is rarely necessary. For non-responders to dopamine agonist therapy other extended treatment options have to be considered.Clinical case: We report a 14-year-old boy who presented at the age of 11 years with headaches for 5 years and progressive bilateral vision problems. The diagnosis of a mac...