Bioquímica Flashcards

1
Q

Hiponatremia leve

A

130-135 mEq/L

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2
Q

Hiponatremia moderada

A

125-129 mEq/L

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3
Q

Hiponatremia severa

A

<125 mEq/L

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4
Q

Hiponatremia con actividad de ADH

A

Osmolaridad urinaria >100 mOms/L

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5
Q

Hiponatremia hiposmolar

A

<275 mOsm/L

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6
Q

Hiponatremia sin actividad de ADH

A

Osmolaridad urinaria <100 mOsm/L

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7
Q

Hiponatremia hiperosmolar

A

> 296 mOsm/L

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8
Q

Hiponatremia isosmolar

A

275-295 mOsm/L

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9
Q

Causas de la hiponatremia hipotónica hipovolémica

A
  • disminución de mineralocorticoides
  • diuréticos
  • nefropatías
  • cerebro perdedor de sal
  • bicarbonaturia
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10
Q

Causas de hiponatremia hipotónica hipervolémica

A

Enfermedad renal crónica

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11
Q

Causas de hiponatremia hipotónica euvolémica

A

Secreción inapropiada de hormona antidiurética, deficiencia de glucocorticoides, hipotiroidismo grave

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12
Q

Fármacos que causan secreción inapropiada de hormona antidiurética

A

Carbamazepina, vincristina, antipsicóticos, narcóticos, aines, ciclofosfamida, desmopresina, oxitocina, inhibidores de la MAO, metoclopramida, fenitoína

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13
Q

Factores de coagulación dependientes de vitamina K

A

II (protrombina), VII, IX y X

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14
Q

Qué parámetro laboratorial evalúa la vía intrínseca de la cascada de coagulación

A

TPT

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15
Q

Qué parámetro laboratorial evalúa la vía extrínseca de la cascada de coagulación

A

TP

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