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DMS333-BL5
USIDMS Thyroid
Question | Answer |
---|---|
what are the hormones produced in the thyroid? | T3, T4, calcitonin, TSH |
what is a simple non-toxic goiter? | diffuse enlargement, not from tumor or inflammation, but gland malfunction |
what is a toxic multi nodular goiter? | hyperplasia of gland, chronic progression of non toxic |
what is toxic multi nodular also known as? | adenomatous hyperplasia |
what is Grave's Disease? | hyperthyroidism |
what is DeQervain's thyroiditis? | acute hyperthyroidism, acute viral infection |
what is Hashimoto's thyroiditis? | hypothyroidism, chronic inflammation |
how do DeQervain's and Hashimoto's thyroiditis appear on US? | diffusely enlarged gland |
what is thyroid adenoma encapsulated by? | fibrous tissue |
What is the most common thyroid malignancy? | Papillary Cancer |
who is more likely to get papillary cancer? | females and children |
how does follicular cancer spread? | through blood and faster than papillary |
how does follicular cancer appear on US? | nodule with irregular border |
where is lymphoma normally spread from? | non Hodgkins to thyroid |
what is lymphoma? | large, solid rapid growing neck mass |
how might thyroid adenoma appear on US? | may show increased color flow |
what is the function of the thyroid? | maintains metabolism, growth, and development |
what is a goiter? | any enlargement: entire gland, single or multiple nodules |
how might a goiter on the thyroid appear on US? | diffuse, symmetric, irregular, nodular, heterogeneous to normal tissue |
what are 3 signs of Grave's Disease? | toxic goiter, proptosis, skin changes (thickening) |