Difference between revisions of "Thyroid (Main)"

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==Background==
 
==Background==
Spectrum of Disease
+
*Spectrum of Disease
 +
**[[Myxedema coma]] << [[hypothyroid]] < euthyroid > [[hyperthyroid]] >> [[thyroid storm]]
  
Hypo <--> Hyper
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==Other==
 +
#Cretinism - no congenital T3 or T4
 +
#Parafollicular C cells make calcitonin to keep the bone in
 +
#Endemic goiter- if patient from area of low iodine intake
 +
#Free t3 & t4 determines thyroid state - not total plasma conc
 +
#T4→ T3 active & rt3 inactive
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#TRH → TSH → T4 → T3
  
myxedema coma << hypothyroid < euthyroid < hyperthyroid << thyroid storm
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==Thyroid Studies and Etiologies==
 
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[[File:thyroid studies.JPG|thumbnail]]
===Other===
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*Hyperthyroidism
#cretinism- no congenital t3/t4
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*Subclinical hyperthyroidism
#parafollicular C cells make calcitonin to keep the bone in
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*T3 toxicosis
#endemic goiter- if pt from area c low iodine I intake
+
*Thyroiditis, T4 ingestion, hyperthyroidism of elderly or cormorbid illness
#free t3 & t4 determines thyroid state- not total plasma conc
+
*Euthyroid sick syndrome, central hypothyroidism
#t4-> t3 active & rt3 inactive
+
*Subclinical hypothyroidism, recovery from euthyroid sick syndrome
#trh -> tsh -> t4 ->t3. t3 I's pittry
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*Primary hypothyroidism
#hthal pitutry gland
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*TSH producing pituitary adenoma
#thyroid state changes dtr relax and contract speed and bmr O2 use.
 
  
 
==See Also==
 
==See Also==
[[Thyroid Storm]]
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*[[Thyroid Storm]]
 
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*[[Hyperthyroidism]]
[[Hyperthyroidism]]
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*[[Myxedema Coma]]
 
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*[[Hypothyroidism]]
[[Myxedema Coma]]
 
 
 
[[Hypothyroidism]]
 
  
[[Category:Endo]]
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==References==
 +
*Sharma AN, Levy DL; Thyroid and Adrenal Disorders; in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 8. St. Louis, Mosby, Inc., 2014, (Ch) 128: p 1676-1693.
 +
*Agus, MSD: Chapter 86 – Endocrine Emergencies, in Fleisher & Ludwig’s Textbook of Pediatric EM, 6th Ed., Lippincott Williams & Williams, 2010, p. 779-780
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[[Category:Endocrinology]]

Latest revision as of 01:48, 9 February 2017

Background

Other

  1. Cretinism - no congenital T3 or T4
  2. Parafollicular C cells make calcitonin to keep the bone in
  3. Endemic goiter- if patient from area of low iodine intake
  4. Free t3 & t4 determines thyroid state - not total plasma conc
  5. T4→ T3 active & rt3 inactive
  6. TRH → TSH → T4 → T3

Thyroid Studies and Etiologies

Thyroid studies.JPG
  • Hyperthyroidism
  • Subclinical hyperthyroidism
  • T3 toxicosis
  • Thyroiditis, T4 ingestion, hyperthyroidism of elderly or cormorbid illness
  • Euthyroid sick syndrome, central hypothyroidism
  • Subclinical hypothyroidism, recovery from euthyroid sick syndrome
  • Primary hypothyroidism
  • TSH producing pituitary adenoma

See Also

References

  • Sharma AN, Levy DL; Thyroid and Adrenal Disorders; in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 8. St. Louis, Mosby, Inc., 2014, (Ch) 128: p 1676-1693.
  • Agus, MSD: Chapter 86 – Endocrine Emergencies, in Fleisher & Ludwig’s Textbook of Pediatric EM, 6th Ed., Lippincott Williams & Williams, 2010, p. 779-780