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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following type of malignancy is associated with the characteristic Zellballen pattern on histopathology?
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The correct answer is  Zellballen pattern refers to the nest-like clusters of uniform, round-to-polygonal chief cells surrounded by delicate richly vascular tissue and sustentacular cells. This histological pattern is a characteristic feature of carotid body paraganglioma.