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72 Cards in this Set

  • Front
  • Back
The endocrine system is composed of various tissues that produce and secrete chemicals called _______. The endocrine system and the ______ nervous system function together to regulate what 3 things?
hormones

autonomic
growth, reproduction, and metabolism
The endocrine system is less developed at birth than any other body system. Hormonal control of many body functions is lacking until what age? As a result, infants may manifest imbalances in concentration of fluids, electrolytes, glucose, and trace substances.
12-18 months
Phenylketonuria(PKU) is a genetic metabolic disorder resulting from ____ damage from toxic levels of amino acid? Is this disorder autosomal dominant, recessive, or x-linked?
CNS
phenylalanine
autosomal recessive
Infants should be tested for PKU as part of the newborn screening. Signs of PKU may not be present until the infant is about 3 months old. What is usually the first sign? What are some other signs.
1st sign- digestive problems with vomiting
musty/mousy odor to urine
eczema
hypertonia
hyperactive behavior
Older children may have hypopigmentation of hair, skin, eyes- usually blonde with blue eyes.
How is PKU diagnosed?
serum phenalanine greater than 20mg/dl
(need follow up testing to confirm)
normal is about 2mg/dl
What is the therapeutic management of PKU?
lifelong dietary modifications
Avoid high protein foods such as meats, fish, eggs, cheese, milk, legumes.
Encourage low-protein breads, cereals, and pastas. Dietary staples are vegetables, fruits, and starches.
What is a long term consequence of untreated PKU?
mental retardation
What are glucocorticoids?
steroid hormones-
cortisol and aldosterone
The group of inherited disorders of the adrenal glands is known as what?
Congenital Adrenal Hyperplasia
In Congenital Adrenal Hyperplasia, the adrenal glands produce too much/not enough glucocorticoids.
not enough
In Congenital Adrenal Hyperplasia, the adrenal glands don't produce adequate glucocorticoids (coritsol and aldosterone) which prompts increased production of what? This leads to the production of excess what? This overproduction causes the child to have too much ____ characteristics.
ACTH
androgens

male
Congenital Adrenal Hyperplasia effects boys, girls, or both?
both
What are some clinical manifestations of Congenital Adrenal Hyperplasia?
newborn girl- ambiguous genitalia
newborn boy- enlarged genitalia
boy may also me muscular, excess pubic hair, deep voice etc.
low serum sodium
high serum potassium
hypovolemia
What are the 2 crises that a patient with Congenital Adrenal Hyperplasia may go through?
salt wasting crisis
hypotensive crisis
True or False: Congenital Adrenal Hyperplasia can be mild to severe and these people may or may not be able to reproduce.
true
The goal in treating Congenital Adrenal Hyperplasia is to return hormone levels to normal (especially cortsol). What is the therapeutic management?
Lifelong glucocorticoid therapy
-hydrocortisone acetate
-cortisone acetate
If salt wasting type-->
-fludrocortisone (mineralocorticoid)
If a chld with Congenital Adrenal Hyperplasia is ill, has a broken bone, or is undergoing surgery, may need a ____ dose of additional gluococorticoids.
stress
____ surgery is often considered for treating Congenital Adrenal Hyperplasia,
plastic
True or False: Congenital Hypothyroidism is developed after birth.
false. It is present at birth.
Congenital Hypothyroidism is when the thyroid gland does not produce sufficient ____ ______. It can cause ___ ____ if not treated.
thyroid hormone
mental retardation
Thyroid gland controls e____.
energy
In Congenital Hypothyroidism, either there is an absent or underdeveloped thyroid gland or there is a hypothalmic or hypopituitary disorder. This causes insufficient or an absence of ____
thyroxine or T4
thyroxine or T4 is essential for growth, development, and especially _____ development.
brain
Children with Congenital Hypothyroidism may be asymptomatic . What are some clinical manifestations of Congenital Hypothyroidism?
lethargy
large fontanel
large tongue
skin mottling
slow reflexes, hypotonia
prolonged jaundice
umbilical hernia
distended abdomen
cool skin
feeding problems, constipation
hoarse cry
The therapeutic management of Congenital Hypothyroidism includes lifelong thyroid hormone replacement, such as ______. Assessments of growth and development are important as well as teaching the family and patient about s/s of hypothyroid and hyperthyroid (from too much medication.
levothyroxine
Acquired hypothyroidism can be caused by or include Hashimoto's _______, surgical ______, radioactive _____ therapy for hyperthyroid, _____ therapy for malignancy, and excessive ____ ingestion.
Acquired hypothyroidism includes Hashimoto's thyroiditis, surgical thyroidectomy, radioactive iodine therapy for hyperthyroid, radiation therapy for malignancy, and excessive iodine ingestion.
Hashimoto's Thyroiditis is also known as what?
chronic lymphocytic thyroiditis
True or False: Hashimoto's Thyroiditis is the most common cause of acquired hypothyroidism, especially in children and adolescents.
true
Hashimoto's Thyroiditis is a ______ response and is usually associated with ______. It involves the destruction of the thyroid gland.
autoimmune
goiter
Maternal intake of propylthiouracil (PTU) during pregnancy to control maternal ______ can cause transient ______ to the infant
hyperthyroidism
hypothyroidism
What organ regulates the metabolic rate of the body?
thyroid gland
The therapeutic management for hypothyroidism involves _____ replacement therapy. ______ is the most common, and least expensive. When is it best taken? Patients and families need to be taught the s/s of both hyperthyroidism an hypothyroidism. Are the adverse affects from hypothyroidism acquired after 2 years of age permanent or reversible?
thyroid
levothyroxine
best in morning on an empty stomach
reversible
Grave's disease is the most common cause of hyperthyroidism in children, which is an ______ condition in which excessive thyroid hormones are produced by an enlarged thyroid gland.
autoimmune
Neonatal Graves is associated with maternal HYPERthyroidism commonly or uncommonly?
uncommonly
The therapeutic management for hyperthyroidism involves antithyroid therapy and radioactive ____ for children of what age? What are some antithyroid medications
radioactive iodine in an oral solution for children > 10 y

Antithyroid therapy:
Propylthiouracil
Methimazole
Sometimes a partial thyroidectomy is indicated for children with hyperthyroidism. What needs to be monitored in these children?
calcium levels
(surgery presents a risk of injury to parathyroid glands resulting in hypocalcemia)
Tiredness/Fatigue is symptom of hyperthyroidism or hypothyroidism?
hypo
Nervousness and anxiety is a symptom of hyperthyroidism or hypothyroidism?
hyper
Prominent eyes (exophthalmos) is a symptom of hyperthyroidism or hypothyroidism?
hyper
Constipation is a symptom of hyperthyroidism or hypothyroidism?
hypo
Cold intolerance is a symptom of hyperthyroidism or hypothyroidism?
hypo
Heat intolerance is a symptom of hyperthyroidism or hypothyroidism?
hyper
Diarrhea is a symptom of hyperthyroidism or hypothyroidism?
hyper
Emotional liability is a symptom of hyperthyroidism or hypothyroidism?
hyper
Muscle hypertrophy is a symptom of hyperthyroidism or hypothyroidism?
hypo
Dry, thick skin is a symptom of hyperthyroidism or hypothyroidism?
hypo
Decreased growth is a symptom of hyperthyroidism or hypothyroidism?
hypo
Muscle weakness is a symptom of hyperthyroidism or hypothyroidism?
hyper
Accelerated linear growth is a symptom of hyperthyroidism or hypothyroidism?
hyper
Decreased activity & energy is a symptom of hyperthyroidism or hypothyroidism?
hypo
Smooth, velvety skin is a symptom of hyperthyroidism or hypothyroidism?
hyper
Edema of face, eyes, and hands is a symptom of hyperthyroidism or hypothyroidism?
hypo
Decreased heart rate is a symptom of hyperthyroidism or hypothyroidism?
hypo
Increased heart rate is a symptom of hyperthyroidism or hypothyroidism?
hyper
Weight gain is a symptom of hyperthyroidism or hypothyroidism?
hypo
Weight loss but increased appetite is a symptom of hyperthyroidism or hypothyroidism?
hyper
Coarse, dull hair is a symptom of hyperthyroidism or hypothyroidism?
hypo
Fine hair is a symptom of hyperthyroidism or hypothyroidism?
hyper
True or False: Goiter is only present with hypothyroidism.
False. Goiter is a symptom of both hyperthyroidism or hypothyroidism
True or False: Autoimmune thyroiditis resulting in either hypothyroidism or hyperthyroidism is always permanent.
False, it may be transient or permanent.
Diabetes Insipidus is a _______ _____ dysfunction (hypofunction).
posterior pituitary
Diabetes Insipidus is the inability to _______ urine due to a _________ of what hormone? This causes increased ______.
concentrate
deficiency
ADH /vasopressin
diuresis
What can Diabetes Insipidus result from? (5)
ITCHI
Infection
Tumors
Cranial Surgery
Head Trauma
Idiopathic - no known cause
What are the clinical manifestations of Diabetes Insipidus?
polyuria
polydipsia
nocturia
dehydratrion
Diabetes Insipidus presents with some similar symptoms to diabetes mellitus but there is no connection. How are the symptoms of Diabetes Insipidus different from diabetes mellitus?
Diabetes Insipidus does not present with hypoglycemia, polyphagia, and urine is not sweet.
How is diabetes insipidus diagnosed?
symptom- polyuria
hypernatremia (>150 mEq/L)
low urine specific gravity <1.005
water deprivation tests
What is involved in water deprivation tests?
no water for 7-8 h
measure changes such as body wt., urine output, urine composition
requires hospital setting, close monitoring
The key to diagnosing diabetes insipidus is frequent, _____ urine.
dilute
What is the therapeutic management of diabetes insipidus?
maintain fluid balance
administer vasopressin
Desmosspressin acetate (DDAVP)
IV, SQ, intranasally
Monitor sodium levels, watch for hyponatremic seizures.
Signs of need for the DDAVP
increased thirst
polyuria
dehydration
Signs of excessive DDAVP
decreased urine output
headache
water retention
Nursing considerations for the management of diabetes insipidus include educate the family about the disease process, teach about medication administration, teach about signs to watch for (i.e. dehydration) and one more thing....
wear a medic alert bracelet.