Pathology Which of the following type of malignancy is associated with the characteristic Zellballen pattern on histopathology? A GIST B Astrocytoma C Carotid body tumor D Retinoblastoma 💡 Explanation Which of the following type of malignancy is associated with the characteristic Zellballen pattern on histopathology? ✓ Correct Answer: C. Carotid body tumor