Pathology Which of the following is most reliable feature suggestive of malignant transformation of pheochromocytoma excusively? A Presence of mitotic figures B Capsular invasion C Vascular invasion D None of the above 💡 Explanation Which of the following is most reliable feature suggestive of malignant transformation of pheochromocytoma excusively? ✓ Correct Answer: D. None of the above