All of the following are true regarding thyroid adenoma, except:
Correct Answer: Vascular invasion is commonly seen
Description: THYROID FOLLICULAR ADENOMA: Most common benign tumor of thyroid caused d/t G-protein coupled receptor mutation. Typical thyroid adenoma is a solitary, spherical, encapsulated lesion that is demarcated from surrounding thyroid parenchyma by a well-defined, intact capsule. Hence, vascular invasion is not seen in this tumors. Microscopically, constituent cells often form uniform appearing follicles that contain colloid. Follicular growth pattern is usually quite distinct from adjacent non-neoplastic thyroid. Areas of hemorrhage, fibrosis, calcification & cystic change, similar to those encountered in multinodular goiters, are common in follicular adenomas, paicularly in larger lesions.
Category:
Pathology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now