This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'Paragangliomas may show production of - \nSelect and explain. \nA. ACTH, B. Catecholamines, C. GH, D. ADH', 'role': 'user'}, {'content': 'Answer: B \nExplanation: When pheochromacytomas arise at extra-adrenal site, they are referred to as paraganglioma.\nParavertebral paragangliomas secrete catecholamines.\nNote\xa0-chemodectomas usually do not secrete catecholamines.', 'role': 'assistant'}]