Endocrine Abstracts

Background: Among the lung carcinomas metastasizing to the thyroid, adenocarcinomas are the commonest followed by squamous, small cell, large cell and bronchioloalveolar carcinomas.Case presentation: A 55-year-old man who presented with superior vena cava syndrome was found to have an 11 cm mediastinal mass encasing superior vena cava and compressing trachea and esophagus. The mass reached right pulmonary hilus. A bronchoscopic biopsy showed small cell c...