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20 Cards in this Set
- Front
- Back
surgicial internvetion charcteristics for incidental mass?
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>4cm, functional, enlarging, non-homogenous
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MC primary site for adrenal mets?
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breast ca
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aldosterone function?
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sodium resorption, K, H, and ammonia excretion
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precocious puberty in males, virilization in female, with salt wasting?
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21hydroxylase def. symp
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precocious puberty in males, virilization in female, with salt retaining?
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11hydroxylase def. symp
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ambiguious genitalia and salt saving?
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17hydroxylase def.
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dx of conn's?
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urine aldosterone test (high after salt load test)
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aldosterone:renin ratio greater than? indicates conn's
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aldos:renin ratio >400
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diff dx of captopril test results of no change vs. decrease in aldosterone level?
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no change-tumor
dec-adrenal hyperplasia |
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what level is high in high aldosterone tumor vs. hyperplasia?
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18-OH corticosterone
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which cause of conn's more sensitive to ACTH; angiotensin II?
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adenoma more sensitive to ACTH compared to hyperplasia being sensitive to angiotensin II
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#1 primary disease of adrenal insufficiency?
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autoimmune
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most common cause of cushing's syndrome?
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iatrogenic
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common causes of noniatrogenic hypercortisolism?
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pituitary adenoma, ectopic ACTH, adrenal adenoma
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medical tx for ectopic ACTH or residual after resection?
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ketoconazole and metyrapone, aminoglutethimide, Op-DDD(mitotane)
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rate limiting step of catecholamine production?
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tyrosine hydroxylase
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enzyme that converts norepi to epi?
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PNMT, only found in medulla
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10% rule for pheo?
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10% familial, bilateral, malignant, extra-adrenal, and children
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tech used to id location of pheo?
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MIBG scan used
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what procedure should never be performed on pheo?
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venography can cause hypertensive crisis in this
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