the thyroid gland
DESCRIPTION
THE THYROID GLAND. Allan Keast, ORL Surgeon. Anatomy. Anatomy. Physiology. Thyroid hormones upregulate metabolism T4 Thyroxine T3 triiodothyronine Calcium regulation Parathyroids (up) Calcitonin (down) ?significance in humans. Physiology. Diagnostic Tests. Thyroid function tests. - PowerPoint PPT PresentationTRANSCRIPT
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THE THYROID GLAND
Allan Keast, ORL Surgeon
![Page 2: THE THYROID GLAND](https://reader030.vdocument.in/reader030/viewer/2022032313/56812be0550346895d905396/html5/thumbnails/2.jpg)
Anatomy
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Anatomy
![Page 4: THE THYROID GLAND](https://reader030.vdocument.in/reader030/viewer/2022032313/56812be0550346895d905396/html5/thumbnails/4.jpg)
Physiology
• Thyroid hormones upregulate metabolism• T4 Thyroxine• T3 triiodothyronine
• Calcium regulation• Parathyroids (up)• Calcitonin (down)
• ?significance in humans
![Page 5: THE THYROID GLAND](https://reader030.vdocument.in/reader030/viewer/2022032313/56812be0550346895d905396/html5/thumbnails/5.jpg)
Physiology
![Page 6: THE THYROID GLAND](https://reader030.vdocument.in/reader030/viewer/2022032313/56812be0550346895d905396/html5/thumbnails/6.jpg)
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Diagnostic Tests
• Thyroid function tests
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Pathology
• AETIOLOGY
• Neoplastic • Autoimmune• Metabolic
• Iodine
• Congenital• Cretinism
• EFFECT
• Mass effect• Goitre
• Hyperthyroidism• Hypothyroidism
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Pathology
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Cancer
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Treatment
• Thyroxine suppression• Surgery• Radioactive Iodine• External beam Radiotherapy
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Surgery
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Surgery
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Surgery
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