Hypothyroidism Flashcards
describe the dysfunction of hypothyroidism
- Hypothyroidism occurs when not enough thyroxine is produced
- This lowers the body’s metabolic rate.
- Hypothyroidism can occur due to problems with the thyroid, pituitary gland or hypothalamus.
- Can be caused due to a lack of iodine. A thyroxine molecule contains four iodine atoms (T4) and a tri-iodothyronine molecule contains three atoms of iodine (T3).
- The thyroid gland will enlarge in an attempt to increase hormone production. The growth is called Goitre.
what is this condition referred to as
underactive thyroid
List 5 symptoms of hypothyroidism
- slow heart rate
- unexplained weight gain
- fatigue
- swelling to face
- Goitre
what is Goitre
Is the enlargement of the thyroid gland as it will enlarge to increase hormone production.
List 3 forms of treatments for hypothyroidism
- Iodine supplements
- natural thyroid supplements
- synthetic thyroid supplements
what is one example of a synthetic thyroid supplement
- Levothyroxine
describe natural thyroid supplements as a treatment
- Tablets made from dried and powdered thyroid glands of animals, mainly pigs.
- Such tablets contain both thyroid hormones, T3 and T4.
- These tablets also contain traces of other hormones.
describe synthetic thyroid supplements as a treatment
- Levothyroxine is a manufactured form of thyroxine.
- It is available in both oral and injectable forms.
- Levothyroxine must be taken daily. It returns hormone levels to a healthy range, eliminating symptoms of hypothyroidism.
- Levothyroxine mimics the natural hormone of T4.
what makes natural thyroid supplements user friendly
- Natural Thyroid supplements are made from pig thyroid glands which contain Thyroxine and Calcitonin
- Synthetic thyroid supplements only contain thyroxine
- patients depend on their bodies to convert T4 to T3 by enzymes if taking synthetic supplements
- Some patients may not have an enzyme working making them unable to convert T4 into T3.
Natural supplements provides all the hormones needed. - Natural thyroid supplements are very similar to natural human thyroid hormones.
- Hormones extracted from pig thyroid glands are identical in molecular structure to the human hormones.
what makes synthetic thyroid supplements user friendly
- It treats the patient’s symptoms very well.
- Has little or no side effects
- Effective in stopping the growth of microscopic cancer cells in the thyroid.
what makes iodine supplements user firendly
- Essential for the production of thyroid hormones.
- Is needed for the development of a foetus and childhood for neurological development.
what are the risks associated with iodine supplements
- May cause …
- headaches
- diarrhea
- metallic taste.
- If hypersensitive to iodine there may be swelling to …
- lips
- face
- Increased risk of hypertension is an excess amount of iodine table salt is consumed.
what risks are associated with syntheic thyroid supplemts
- Some individuals experience severe symptoms as their body doesn’t respond effectively to synthetic hormones
- Is not a cure so patients must take the medication for the rest of their lives.
- Doesn’t treat the disease but only manages the symptoms.
- Individuals must be aware of taking the correct dosage of levothyroxine.
- Too much levothyroxine can cause
- tiredness
- increased appetite
- sleep problems
- shakiness
- heart palpitations.
what are the risks associated with natural thyroid supplements
- Animal thyroid pills aren’t purified meaning that they have substances that are not naturally found in humans
- The dosage of tablets containing thyroid hormones must be carefully monitored as different amounts can result in different negative side effects.
- Not enough will not relieve symptoms and too much can cause the individual to experience hyperthyroidism.
what are the ethical concerns associated with iodine supplements
- During Ramadan Muslims with hypothyroidism can fast safely as they can take iodine tablets on an empty stomach at bedtime instead of half an hour before eating food.
- When purchasing the pharmacy must keep patients’ personal details from their Medicare card secure from not being spread to external parties.