pituitary adenomas Flashcards
what inhibits prolactin secretion
bromocriptine
stimulate longitudinal skeletal growth
gigantism (prepubertal)
enhancement of acral parts of extremities, tongue, jaw (prognathism) and nose
internal organs enlarged (heart, spleen, and liver)
acromegaly (postpubertal)
what are S&S of corticotrophic adenoma
S&S cushings disease
fatigue
weakness
mental instability
composed of ACTH secreting cells
corticotrophic adenoma
two microadenomas
prolactinoma
corticotrophic adenoma
macroadenoma
somatotrophic adenoma
composed of GH
somatotrophic adenoma
most common pituitary adenoma
prolactinoma
S&S of prolactinoma in women of reproductive age
amenorrhea
galactorrhea
infertility
males and prolactinoma
impotence
decreased libido
what surgery to treat prolactinoma
transnasal surgery to sella tursica
MC benign thyroid tumor
thyroid adenoma
produces calcitonin like normal C-cells
medullary thyroid carcinoma
originates from parafollicular C-cells
medullary thyroid carcinoma
MC malignant thyroid tumor
papillary thyroid carcinoma
undifferentiate, large or small tumor cells that bear no resemblance to normal thyroid cells
anaplastic thyroid carcinoma
congo red stain for amyloid
medullary thyroid carcionma
composed of round neuroendocrine cells arranged in groups or nests
medullary
