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patho exam 3 > pituitary adenomas > Flashcards

pituitary adenomas Flashcards

1
Q

what inhibits prolactin secretion

A

bromocriptine

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2
Q

stimulate longitudinal skeletal growth

A

gigantism (prepubertal)

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3
Q

enhancement of acral parts of extremities, tongue, jaw (prognathism) and nose
internal organs enlarged (heart, spleen, and liver)

A

acromegaly (postpubertal)

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4
Q

what are S&S of corticotrophic adenoma

A

S&S cushings disease
fatigue
weakness
mental instability

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5
Q

composed of ACTH secreting cells

A

corticotrophic adenoma

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6
Q

two microadenomas

A

prolactinoma

corticotrophic adenoma

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7
Q

macroadenoma

A

somatotrophic adenoma

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8
Q

composed of GH

A

somatotrophic adenoma

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9
Q

most common pituitary adenoma

A

prolactinoma

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10
Q

S&S of prolactinoma in women of reproductive age

A

amenorrhea
galactorrhea
infertility

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11
Q

males and prolactinoma

A

impotence

decreased libido

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12
Q

what surgery to treat prolactinoma

A

transnasal surgery to sella tursica

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13
Q

MC benign thyroid tumor

A

thyroid adenoma

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14
Q

produces calcitonin like normal C-cells

A

medullary thyroid carcinoma

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15
Q

originates from parafollicular C-cells

A

medullary thyroid carcinoma

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16
Q

MC malignant thyroid tumor

A

papillary thyroid carcinoma

17
Q

undifferentiate, large or small tumor cells that bear no resemblance to normal thyroid cells

A

anaplastic thyroid carcinoma

18
Q

congo red stain for amyloid

A

medullary thyroid carcionma

19
Q

composed of round neuroendocrine cells arranged in groups or nests

A

medullary

patho exam 3 (12 decks)

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