doenca das suprarrenais Flashcards

1
Q

porcoes da suprarrenal

A

-cortex: glomerular, fasciculada e reticualar ( aldosterona, corticoide e androgenios)
-medula : catecolaminas

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2
Q

doencas por hipofuncao e hiperfuncao

A
  • insuficiencia adrenal
  • hiperaldosteronismo, feocromocitoma, sx de cushing e hiperplasia adrenal congenita
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3
Q

divisao da insuficiencia adrenal

A

primaria ; doenca de addison
secundaria: suspensao abrupta de corticoide

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4
Q

dx da doenca de addison

A

-reducao de cortisol ( < 3) e aldosterona
- ACTH (>100)

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5
Q

clinica da doenca de addison

A

-HIPOtensao
-HIPOglicemia
-HIPERpigmentacao com HIPERcalemia
-HIPOnatremia

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6
Q

tto de insuficiencia adrenal

A

hidrocortisona + fludrocortisona ( addison )

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7
Q

divisao da sx de cushing

A

-acth dependente: doenca de cushing e acth ectopico
-acth independente : hiperplasia adrenal

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8
Q

caracteristicas clinica da sx de cushing

A

-obesidade, giba, fascies de lua cheia
-HIPERglicemia
-Hirsurtismo
-osteopenia
-HIPERrtensao + HIPOKalemia
-HIPERpigmentacao

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9
Q

algoritimo de dx de sx de cushing

A

1- dosar cortisol
2-dosar ACTH
3-RNM de sela turca/ tac de abdomen / teste de supressao com altas doses

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10
Q

triade de hiperaldosteronismo primario

A

Has refrataria
HIPOKalemia
Alcalose metabolica

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11
Q

tipos de hiperaldo primario

A

-primario: adenoma solitario / hiperplasia bilateral
-secundario: estenose da arteria renal

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12
Q

dx de hiperaldo primario

A

Renina/aldosterona
reduzida :primario

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13
Q

tto de hiperaldo primario

A

hiperplasia bilateral: espironolactona
adenoma solitario: cirurgia

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14
Q

clinica classica de feocromocitoma

A

has refrataria
palpitacao
cefaleia
sudorese

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15
Q

regra dos 10% do feocromocitoma

A

bilaterais
malignos
extraadrenais
familiar
incidentaloma

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16
Q

dx de feocromocitoma

A

-dosagem de metanefrina plasmaticas
-tac ou rnm de abdomen

17
Q

tto cirurgico de feocromocitoma

A

-prasozin 7 a 10 dias no pre operatorio, depois adicionar bebloq e faz ai a cirurgia

18
Q

laboratorios para HIPERCORTISOLISMO

A

-supressao com dexa : sem queda do cortisol
-salivar da meia noite
-serico da meia noite
-livre de 24 hs : >3x valor basal