Thyroid (Main)

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Background

Spectrum of Disease

Hypo <--> Hyper

myxedema coma << hypothyroid < euthyroid < hyperthyroid << thyroid storm


Other

- cretinism- no congenital t3/t4

- parafollicular C cells make calcitonin to keep the bone in

- endemic goiter- if pt from area c low iodine I intake

- free t3 & t4 determines thyroid state- not total plasma conc

- t4-> t3 active & rt3 inactive

- trh -> tsh -> t4 ->t3. t3 I's pittry

hthal pitutry gland

- thyroid state changes dtr relax and contract speed and bmr O2 use.



See Also

Endo: Thyroid Storm

Endo: Hyperthyroidism

Endo: Myxedema Coma

Endo: Hypothyroidism