Formulas Flashcards

1
Q

Formula de agua corporal total

A

kg x constante

  • 0.6 en niños y adultos hombres
  • 0.5 en ancianos y adultos mujeres
  • 0.45 en ancianas
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2
Q

Calculo de osmoralidad serica y rango normal

A
  • 2 Na + (glu / 18) + (BUN/2.8)

- Normal: 270-285 mOsm

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3
Q

Osmoralidad serica efectiva

A

2Na + (Glu/18)

Normal: 280-295

(Urea es un osmol no efectivo)

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4
Q

Formula cockcroft-gault

A

[(140-Edad)(peso)] / (72 x Cr)

0.85 si es mujer

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5
Q

Correccion de Na en caso de hiperglucemia

A

Na medido + (0.016)(glucosa-100)

Na medido + (1.6) (por cada 100:1 de glucosa)

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6
Q

Restitucion de Sodio

A

(125-Na medido)(kg)(0.6)

No corregir mass de 8-10 mEq en 24 hrs

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7
Q

Estatura en niños de 4-14 años

A

Edad x5 +80

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8
Q

Indice de choque

A

Fc/Pas

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9
Q

Calcio corregido

A

Calcio medido + [0.8 x (4-albumina)]

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