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26 Cards in this Set
- Front
- Back
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what is the function of calcium?
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muscle contraction
electrical conduction along nerves |
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MCC of hyperparathyroidism?
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benign adenoma of the gland
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what is an enlargement of all four parathyroid glands called?
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parathyroid hyperplasia
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a patient with brittle bones and a shortened QT interval, what do you suspect?
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hyperparathyroid
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name two causes of > calcium levels
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HPT
Lymphoma |
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how do you Dx parathyroid problems?
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PTH levels
Ultrasound EKG |
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what is Addison's disease?
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A gradual destruction of the adrenal gland; 70% of the cases are autoimmune
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what lab results would you expect with Addison's disease
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< cortisol
< aldosterone |
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what is Schmidt's syndrome?
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A type II polyendocrine deficiency; usually affect young adults and can include a hypoactive thyroid, slow sexual development, diabetes, and vitiligo
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Name some causes of Addison's disease
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Autoimmune
TB Granulomatous disease Metastases Withdrawal of steroids |
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30 minutes after an injection of ACTH, you measure the blood and urine cortisol levels. You observe no change, what do you suspect?
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adrenal insufficiency (addison's)
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What is Conn's disease?
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primary hyperaldosteronism
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what causes Conn's disease?
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Benign adenoma
Adrenal hyperplasia |
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what may be the only symptom of Conn's disease?
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HTN
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how do you treat Addison's?
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Hydrocortison for life
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what electrolyte lab results would you expect with Conn's disease?
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> in Na
< in K |
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what test should you do if you suspect Conn's?
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Measure blood aldosterone and renin levels
In Conn's: Aldosterone is high Renin in low |
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how do you treat adrenal adenoma?
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removal
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how do you treat adrenal hyperplasia?
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Spirinalactone (aldosterone antagonist)
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what is Cushing's syndrome
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excess production of cortisol by the adrenal glands.
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your patient has > serum cortisol and > ACTH, what do you suspect?
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Cushing's disease
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how do you Dx Cushing's?
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Do a 24 hr free cortisol level test
If >100ug, test is positive |
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paroxysmal attacks of headaches, sweating, palpitations, high B/P
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Pheo
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thyroid cancer accompanied by recurring cancer of the adrenal glands
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MEN II
Hereditary-get fam hx |
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mucosal neuromas
puffy lips prominent jaw |
MEN IIb
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what meds are given after removal of the thyroid?
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Synthroid low dose
calcium supplements |
