Adrenal malignant melanoma masquerading as a pheochromocytoma in a patient with a history of a multifocal papillary and medullary thyroid carcinoma

Maria E. Barmpari, Christos Savvidis, Anastasia D. Dede, Haridimos Markogiannakis, Christina Dikoglou, Paraskevi Xekouki, Constantine A. Stratakis, Andreas Manouras, Sofia Malaktari-Skarantavou

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Objective: Adrenal masses usually represent benign and nonfunctional adrenal adenomas; however, primary or metastatic malignancy should also be considered. Discovery of an adrenal mass needs further evaluation in order to exclude malignancy and hormonal secretion. We present a rare case of a possibly primary adrenal malignant melanoma with imaging and biochemical features of a pheochromocytoma. Case report: A 61-year-old male farmer was referred for evaluation …

Clinical and biochemical responses after Gamma Knife surgery for a dopamine-secreting paraganglioma: case report

Constantin Tuleasca, Yves Jaquet, Valerie Schweizer, Laura Negretti, Vera Magaddino, Philippe Maeder, Karim-Alexandre Abid, Benoit Lhermitte, Eric Grouzmann, Marc Levivier

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INTRODUCTION: The efficacy of Gamma Knife surgery (GKS) in local tumor control of non-secreting paragangliomas (PGLs) has been fully described by previous studies. However, with regard to secreting PGL, only one previous case report exists advocating its efficacy at a biological level. CASE REPORT: The aims of this study were: 1) to evaluate the safety/efficacy of GKS in a dopamine-secreting …