Surgery Which of the following histological feature distinguish a well differentiated follicular carcinoma of thyroid from a follicular adenoma? A Huhle cell change B Lining of tall columnar and cuboidal cells C Vascular invasion D Nuclear features 💡 Explanation Which of the following histological feature distinguish a well differentiated follicular carcinoma of thyroid from a follicular adenoma? ✓ Correct Answer: C. Vascular invasion