Lecture notes for medical students

1. Take home messages
• Thyroid cancers present as painless hard
nodule.
• FNAC is for diagnosis.
• Total thyroidectomy with compartmental
neck dissection followed by Radioiodine
therapy.
• Follow-up with Radioiodine scanning.
• Always use thyroid guard during dental X-
Ray

2. MCQs
• Similar to other conditions that affect the
thyroid, thyroid cancer is more common in
women than men-
True
False

3. MCQs
• Similar to other conditions that affect the
thyroid, thyroid cancer is more common in
women than men-
True
False

4. MCQs
• Which of these is not a type of Thyroid
cancer?
A. Papillary carcinoma
B. Medullary carcinoma
C. Neurogenic carcinoma
D. Anaplastic carcinoma

5. MCQs
• Which of these is not a type of Thyroid
cancer?
A. Papillary carcinoma
B. Medullary carcinoma
C. Neurogenic carcinoma
D. Anaplastic carcinoma

6. MCQs
• Which of these thyroid cancers arises from
the C cells?
A. Papillary carcinoma
B. Medullary carcinoma
C. Follicular carcinoma
D. Anaplastic carcinoma

7. MCQs
• Which of these thyroid cancers arises from
the C cells?
A. Papillary carcinoma
B. Medullary carcinoma
C. Follicular carcinoma
D. Anaplastic carcinoma

8. MCQs
• Which of these thyroid cancers grows very
fast and spread rapidly?
A. Papillary carcinoma
B. Medullary carcinoma
C. Follicular carcinoma
D. Anaplastic carcinoma

9. MCQs
• Which of these thyroid cancers grows very
fast and spread rapidly?
A. Papillary carcinoma
B. Medullary carcinoma
C. Follicular carcinoma
D. Anaplastic carcinoma

10. MCQs
• Patients with medullary thyroid cancer have
a high concentration of the hormone-
A. Calcitonin
B. Calcitriol
C. Calcidiol
D. Cholecalciferol

11. MCQs
• Patients with medullary thyroid cancer have
a high concentration of the hormone-
A. Calcitonin
B. Calcitriol
C. Calcidiol
D. Cholecalciferol

12. MCQs
• Cancerous nodules of the thyroid are
usually soft to touch and tend to slip under
the finger.
 True
False

13. MCQs
• Cancerous nodules of the thyroid are
usually soft to touch and tend to slip under
the finger.
 True
False
• Cancerous nodules of the thyroid are
usually hard to touch.

14. MCQs
• Cancerous nodules of the thyroid take up
excess radioactive substance during a
thyroid scan.
True
False

15. MCQs
• Cancerous nodules of the thyroid take up
excess radioactive substance during a
thyroid scan.
True
False
Cancerous nodules of the thyroid fail to take
up radioactive substance and appear as 'cold'
nodules on thyroid cancers. 'Hot' nodules, on
the other hand, which take up radioactive
substances, are usually benign.

16. MCQs
• Some patients require oral thyroid hormone
after treatment of thyroid cancer.
True
False

17. MCQs
• Some patients require oral thyroid hormone
after treatment of thyroid cancer.
True
False
1. As replacement
2. As supressant

18. MCQs
• Radioactive iodine I-131 used in the
treatment of thyroid cancer is administered
via injection into the vein
 True
 False

19. MCQs
• Radioactive iodine I-131 used in the
treatment of thyroid cancer is administered
via injection into the vein
 True
 False
Radioactive iodine I-131 used in the treatment
of thyroid cancer is administered orally.

20. MCQs
• The surgical removal of thyroid is called:
A. Thyrodotomy
B. Thyroplasty
C. Thyroidectomy
D. Thyrogenesis

21. MCQs
• The surgical removal of thyroid is called:
A. Thyrodotomy
B. Thyroplasty
C. Thyroidectomy
D. Thyrogenesis

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