Interpreting Thyroid function tests

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Thyrotoxicosis due to

Graves idsease

Thyroiditis

Toxic MNG

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[su_panel background=”#e5cb30″ color=”#584325″ border=”8px groove #d22f30″ shadow=”3px 3px 2px #eeeeee” radius=”6″]Normal TSH levels Raised T4 levels

Assay interference

Pituitary adenoma

 

 

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[su_panel background=”#e55330″ color=”#584325″ border=”8px groove #d22f30″ shadow=”3px 3px 2px #eeeeee” radius=”6″]Raised TSH Levels and Raised T4 levels

TSH hormone resistance

TSH producing pituitary adenoma

 

 

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Low TSH Normal T4 levels

  1. Autonomous nodule
  2. Transient thyroiditis

 

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[su_panel background=”#30e543″ color=”#584325″ border=”8px groove #d22f30″ shadow=”3px 3px 2px #eeeeee” radius=”6″]Normal Thyroid functions

 

 

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Raised TSH Normal T4 Levels

  1. Inadequate replacement
  2. Poor Concordance
  3. Autoimmune thyroiditis
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Low TSH Low T4 levels

  1. Pituitary failure
  2. Sick Euthyroid syndrome

 

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[su_panel background=”#30e543″ color=”#584325″ border=”8px groove #d22f30″ shadow=”3px 3px 2px #eeeeee” radius=”6″] Normal TSH Low T4 levels

  1. normal
  2. hypopituitarism

 

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Raised TSH  Low T4 Levels

  1. Inadequate replacement
  2. Primary hypothyroidism

 

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