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Thyroid Disorders

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Thyroid Disorders Endocrine Glands Collection of glands that secrete hormones directly into the bloodstream. Adrenal glands, parathyroid glands, pancreas, pineal ... – PowerPoint PPT presentation

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Title: Thyroid Disorders


1
Thyroid Disorders
2
Endocrine Glands
  • Collection of glands that secrete hormones
    directly into the bloodstream.
  • Adrenal glands, parathyroid glands, pancreas,
    pineal gland, pituitary gland, ovaries, testes,
    thymus gland, thyroid gland

3
Thyroid Gland
(Hormone.org, 2012)
4
Figure 12-7 Effects of thyroxine.
(Zelman, Tompary, Raymond, Holdaway, Mulvhill,
2010)
5
Thyroid
  • TSH
  • T3
  • T4
  • Disruption of hormones
  • Hyperthyroidism
  • Hypothyroidism

(NIDDK, 2006)
6
Hyperthyroidism
  • One of the most common hyperthyroid disorders
  • Graves Disease
  • More common in women than men

7
Hyperthyroid Symptoms
  • Exophthalmos
  • Profuse perspiration
  • Hand tremors
  • Goiter
  • Weight loss
  • Nervousness/excitability
  • Rapid pulse
  • Polydipsia
  • Diarrhea
  • Insomnia

8
  • Insert Figure 12-9 Thyroid goiter. (Newscom)

(Zelman, Tompary, Raymond, Holdaway, Mulvhill,
2010)
9
(No Transcript)
10
Hypothyroidism
  • Most common type of hypothyroidism
  • Hashimotos Disease
  • The thyroid doesnt make enough thyroid hormone
  • Symptoms
  • Fatigue, mental depression, feeling cold, weight
    gain, dry skin and hair, constipation, menstrual
    irregularities

11
Thyroid Cancer
  • Most people have no symptoms
  • 4 types
  • Papillary slow growing easily treated
    rarely fatal
  • Follicular again slow growing rarely fatal
  • Medullary less common more aggressive
  • Anaplastic least common most aggressive

12
Addisons Disease
  • Adrenal Insufficiency
  • Adrenal glands cannot produce enough cortisol
  • OR
  • Pituitary gland fails to produce enouch
    adrenocorticotropin (ACTH)
  • Symptoms
  • Chronic, worsening fatigue
  • Muscle weakness
  • Loss of appetite
  • Weight loss
  • Nausea/vomiting
  • Diarrhea
  • Craving for salty foods
  • Low blood glucose
  • Headache

13
Cushings Syndrome
  • Caused by prolonged exposure of the bodys
    tissues to high levels of the hormone cortisol.
  • Relatively rare but risk factors
  • Obesity
  • Type 2 diabetes
  • High blood pressure

14
Cushings Syndrome
  • Signs Symptoms
  • Rounded face
  • Upper body obesity
  • Increased neck fat
  • Bruise easily / poor healing
  • Weakened bones
  • Fatigue
  • Increased thirst/urination
  • Irritability / anxiety / depression

(NIDDK, 2006)
15
  • Insert Figure 12-11 A patient with Cushings
    syndrome (A) before and (B) after receiving
    treatment. (Sharmyn McGraw)

(Zelman, Tompary, Raymond, Holdaway, Mulvhill,
2010)
16
Treatments
  • Medication
  • Radioactive Iodine
  • Surgery
  • Prevention??
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