Glucocorticoides Flashcards

(16 cards)

1
Q

Familia gc

A

esteroides

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2
Q

GC estructura

A

anillo ciclo pentano perhidrofenantreno

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3
Q

Transporte plasmático

A

Libre 10%
Unido a proteínas: albumina y CBG

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4
Q

Vida media cortisol

A

70-120 min

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5
Q

Accion gc en tejido

A

8-12 h

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6
Q

Excrecion gc

A

renal

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7
Q

funcion mineralocort

A

regulan metabolismo na

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8
Q

Funcion gc

A

regulan metabolismo celular

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9
Q

Funcion h sexuales

A

actividad estrogénica - androgénica

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10
Q

GC clasificación

A

Acción corta, intermedia, prolongada

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11
Q

GC corta

A

hidrocortisona - dermatitis

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12
Q

Intermedia

A

Prednisona/prednisolona: resp, derm, osteoart
Metilprednisolona: resp
Fludrocortisona

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13
Q

GC prolongada

A

Dexametasona: shock a/t, edema cerebral, asma severo
Betametasona: osteoart, musculares

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14
Q

GC contraindicaciones

A

TBC pulmonar
Úlcera péptica activa
Psicosis
Herpes ocular
Osteoporosis
Infecciones sistémicas fúngicas
Uso local en zonas infectadas.
Embarazadas 1ert trimestre y lactancia

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15
Q

GC efectos secundarios

A

-Supresión del eje hipófiso adrenal (> 30mg de hidrocortisona/24h/2-3s
-Medir cortisol matutino: si > 14,5mcg/dl recuperación adecuada.
-Sindrome de Cushing
-hiperglucemia
-inmunosupresion
-osteoporosis
-debilidad proximal

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16
Q

GC recomendaciones

A

-iniciar tto suplementos Calcio y Vitamina D
-densitometria previa y repetir al año de tto
-Control de glucemia, PIO y de TA
-Evitar la utilización de AINEs conjuntamente
-Debemos conocer su efectos secundarios , intentar prevenirlos y saber tratarlos
-Dosis mínima eficaz el menor tiempo posible
-Evaluar la eficacia del tratamiento
-Descenso gradual de dosis