Suprarrenal Flashcards

1
Q

Cuándo se considera supresión con corticoides?

A

↓1.8 μg/dl

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2
Q

Pronóstico de Sx. Cushing

A

Malo, recurrencia a infecciones, problemas CV

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3
Q

Cuánta hidrocortisona produce una persona al día?

A

5 - 7.5 mg/m2

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4
Q

Hipercortisolismo endógeno en ausencia de Sx Cushing:

A
  • Stress crónico
  • Depresión
  • Alcoholismo crónico
  • Sx. abstinencia
  • Anorexia nervosa
  • Malnutrición
  • Obesidad mórbida
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5
Q

Dosis para frenar producción endógena de cortisol?

A

A partir de 7.5 mg/día de prednisona x + 15 días

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6
Q

Dx óptima para reserva suprarrenal?

A

Estimulación con corticotropina ev., adecuado cantidad de cortisol si ↑ 18μg/dl

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7
Q

Sx Poliglandular autoinme Tipo 1:

A
  • Enf. Addison
  • Candidiasis mucocutánea crónica
  • Hipoparatiroidismo
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8
Q

Sx Poliglandular autoinmune Tipo 2:

A
  • Enf. Addison
  • Enf. Autoinmune Tiroidea
  • DM 1
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9
Q

Sospecha dx de crisis suprarrenal?

A
  • Hipotensión
  • Hiponatremia
  • Hipoglicemia cetosis
  • Hiperkalemia
  • ↑ eosinófilos y linfocitos
  • Insuf pre-renal con acidosis metabo.
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10
Q

Medias terapéuticas en crisis adrenal

A
  • NaCl 0.9% + Glucosa 5% de 500 ml a 3 lts en 2 hrs
  • Hidrocortisona ev 100 mg c/6hrs primeras 24 hrs
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11
Q

En px críticos con insuf. suprarrenal cortisol sérico en … μg/dl

A

↓18

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12
Q

Px con insuf. suprarrenal cortisol basal 8am en …μg/dl

A

↓5

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13
Q

Insuf suprarrenal 1ria laboratorio:

A

ACTH↑↑
Cortisol, Aldosterona ↓

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14
Q

Insuf. suprarrenal 2ria laboratorio:

A

ACTH N o ↓
Cortisol ↓
Aldosterona N

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15
Q

[F] causan hiperkalemia

A
  • ClK
  • Digoxina
  • Heparina sódica
  • Inhibidores ECA
  • AINES
  • Diuréticos ahorradores de K
  • Bblock
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