Pathology All of the following are true regarding thyroid adenoma, except: A Solitary, spherical and well encapsulated lesion B Uniform-appearing, colloid-containing follicles C Cystic change, calcification and Huhle cell change D Vascular invasion is commonly seen 💡 Explanation All of the following are true regarding thyroid adenoma, except: ✓ Correct Answer: D. Vascular invasion is commonly seen