ADENOMA HIPOFISIS Flashcards

1
Q

ukuran mikroadenoma
dan makro

A

mikro<10mm, makro >10 mm

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2
Q

hipofisis dibagi 2 pars

A

anterion: adenoma
posterior: neuroendokrin

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3
Q

Asal adenoma hipofisis adalah

A

hipofisis pars anterior

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4
Q

macam adenoma hipofisis (6)

A

SOLA GOTHYC COMA
Somatotroph: GH, MSH, endorfin, lipotropin, POMC
lactotroph: Prolactin
Gonadotroph: FSH, LH
Thyrotroph: TSH
Corticotroph: ACTH
Mammosomatotroph: GH + prolaktin

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5
Q

Gambaran mikros khas adenoma hipofisis

A

sel monoton
pleomorfik
inti sel variatif
kromatin kasar
mitosis jarang
sitoplasma asidofilik
eosinofilik, kromofobik
sel poligonal (monomorf)

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6
Q

Neurohipofisis terdiri atas …. yang berjalan dari…melalui

A

sel glia dengan axon yang berjalan dari nukleus supraoptikus dan paraventrikularis lewat tangkai hipofiis menuju lobus posterior

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7
Q

Neurohipofisis hasilkan

A

ADH dan Oksitosin

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8
Q

Posterior pituitary syndrome

A

Diabetes insipidus: sintesis ADH turun
SIADH(Syndrom of inapropriate ADH): ADH berlebihan» hiponatremia

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9
Q

ciri makro adenoma hipofisis

A

lesi lunak batas tegas
letak sella tunica
lesi mendesaak ke superior lewat difragma sella masuk ke supra sella» tekan chiasma optikum

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