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Similar to Papillary thyroid cancer (20)
Papillary thyroid cancer
- 3. Characteristics of Papillary Thyroid
Cancer
• 80% of TC
• Common in females
• Peak onset ages 30-50
• Follicular cell genesis
• Well-differentiated
• Minimally invasive
• Lymphogenic spread
- 4. Causes/ Risk Factors
• Family history/genetic defect maybe involved
• Radiation
• Men
• Older persons
AACE/AME/ETA Thyroid Nodule Guidelines, Endocr Pract.2010;16(Suppl1
- 6. Exams and Tests
• History
• Physical examination
• US
• FNA
• Thyroid function tests
- 7. PTC US Features
• Hypoechogenicity
• Inhomogeneous echo pattern
• Microcalcifications
• Absence of peripheral halo
• Irregular borders, blurred margins
• Often intranodular hypervascularity
• Regional lymphadenopathy
- 11. Primary treatment
• No prospective clinical trials have clearly
determined the “best treatment” of patients
with PTC
• Appropiate surgical planning
202 ENDOCRINE PRACTICE Vol. 7 No. 3 May/June 2001
- 14. Adjuvant Therapy
• Thyroid Hormone-suppresive therapy
• Radioiodine Remnant Ablation(131J)
202 ENDOCRINE PRACTICE Vol. 7 No. 3 May/June 2001