DIABETES INSIPIDA Flashcards

1
Q

Etiologia de la Diabetes insipida

A

Cx hipofisiaria (nucleo supra optico ”SAPO”), hipotalámica, TCE graves, autoinmune, rotura de aneurisma

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2
Q

FP de la Diabetes insipida

A

Eliminacion de gran cantidad de agua diluida (orina) asociada a ingesta excesiva de agua por acción nula de ADH

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3
Q

Labs de la Diabetes insipida

A

ADH: muy baja o ausente
Osmolaridad serica elevada
Hipernatremia
Osmolaridad urinaria baja, funcion renal normal

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4
Q

Clinica de la Diabetes insipida

A
Polidipsia 					
Alt psiquicas
Poliuria, muy diluida				Postracion
Deshidratada					
Muerte 
Fiebre 						
Nicturia
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5
Q

Dx de la Diabetes insipida

A

IRM o TC

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6
Q

Tx de la Diabetes insipida

A

Desmopresina
Clorpropamida, carbamazepina, tiazidas y AINE
Dieta baja en Na y proteínas

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7
Q

Etiologia de la Diabetes insipida Nefrogenica

A

Gen V2 del cromosoma 28

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8
Q

FP de la Diabetes insipida Nefrogenica

A

Si hay ADH–>El tubulo distal o colector esta afectado

–>no actua ADH

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9
Q

Labs en la diabetes insipida nefrogenica

A

Osm urinaria disminuida
Osm serica aumentada
*Eleva ADH

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10
Q

Tx en la diabetes insipida nefrogenica

A

clorpropamida o Ibuprofeno

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11
Q

Labs en la polidipsia primaria

A

Osmolaridad sérica y urinaria disminuida y ADH normal

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12
Q

Etiologia de la polidipsia primaria

A

Ingesta excesiva de agua (20L) causada por estrés generalmente

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13
Q

Diagnostico

A

Determinar ADH sérica

Prueba de deshidratación

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14
Q

Como se hace la prueba de deshidratacion

A

administrando desmopresina

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