Chemical Pathology: Thyroid

Question 1

Thyroid:

What are the reference ranges for TSH, Free T4 and Free T3?

Answer 1

Question 2

Thyroid:

What are the interpretations of:

1. ↑TSH ↓T4
2. ↑TSH ↔T4
3. ↑TSH ↑T4
4. ↓TSH ↑T4
5. ↓TSH ↔T3 and T4
6. ↓TSH ↓T4
7. ↑(later↓) TSH ↓T3 and ↓ T4
8. ↔TSH, abnormal T4

Answer 2

Question 3

Thyroid:

What are the main types and causes of Hypo and Hyperthyroidism?

Answer 3

• Hyperthyroidism:
  
  • High Uptake
    
    • Graves Disease
    • Toxic multinodular
    • Toxic Adenoma
  • Low Uptake
    
    • Subacute De Quarvian’s Thyroiditis
    • Postpartum thyroiditis
• Hypothyroidism:
  
  • Autoimmune
    
    • Primary atrophic
    • Hashimoto’s thyroiditis
  • Other
    
    • Iodine deficiency
    • Post thyroidectomy/radioiodine
    • Drug induced

Question 4

Thyroid:

What are the details of High Uptake Hyperthyroidism?

Answer 4

Question 5

Thyroid:

What are the details of Low Uptake Hyperthyroidism?

Answer 5

Question 6

Thyroid:

What are the details of Autoimmune Hypothyroidism?

Answer 6

Question 7

Thyroid:

What are the details of “Other” types of Hypothyroidism?

Answer 7

Question 8

Thyroid:

What is the treatment of Hyper and Hypothyroidism?

Answer 8

Question 9

Thyroid:

What are the types of Thyroid Neoplasia?

Answer 9

Thyroid Neoplasia:

1. Papillary
2. Follicular
3. Medullary
4. Lymphoma
5. Anaplastic

Question 10

Thyroid:

What are the details of Papillary Thyroid Neoplasia?

Answer 10

Question 11

Thyroid:

What are the details of Follicular Thyroid Neoplasia?

Answer 11

Question 12

Thyroid:

What are the details of Medullary Thyroid Neoplasia?

Answer 12

Question 13

Thyroid:

What are the details of Lymphoma Thyroid Neoplasia?

Answer 13

Question 14

Thyroid:

What are the details of Anaplastic Thyroid Neoplasia?

Answer 14

Question 15

Thyroid:

What is Multiple Endocrine Neoplasia?

Answer 15