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pediatria, patologia digestiva, patologia hepatica, Flashcards

(16 cards)

1
Q

que se debe hacer ante un valor elevado de transaminasas en pediatria?

A

comprovar la transaminasemia y en segundo lugar solicitar serologia virica.

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2
Q

si la serologia virica resulta negativa, cual es nuestra siguiente soospecha?

A

lesion heatica por toxicoso medicamentos

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3
Q

cuales son los diferenciales de lesion hepatica por virus y por medicamentos?

A

hepatitis autoinmune, enfermedad de wilson, enfermedad celiaca, deficit de alfa 1 antitripsina, hjemocromatosis, miopatias, errores congenitos de metabolismo.

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4
Q

que es el sindrome de reye?

A

esua encefalopatia aguda y degeneracion de la grasa hepatica por consumo de acido acetil salicilico posterior a IVRA

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5
Q

cual esla clinica de sintrome de reye

A

vomito brusco, delirio, conducta agresiva y/o estupor, con posterior crisis convulsivas coma y muerte.

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6
Q

como se hace el dx de sx reye?

A

laboratorio: transaminasas, spk y ldh
LCR: normal, solo presion aumentada
anatomia patologica: biopsia para descartar hepatopatia toxica

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7
Q

cual es el tratamiento de sx reye?

A

manejar el edema cerebral con manitol,restriccion de liquidos, aporte de glucosa, tratar coagulipatia.

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8
Q

por que se caracteriza la hepatitis autoinmune? HAI?

A

actividad necroinflamatoria cronica y fenomenos inmuologicos con autoanticuerpos circulantes.

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9
Q

autoanticuerpos de HAI 1

A

ANA (anticuerpos antinucleares)

SMA(autoanticuerpos antimusculo liso

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10
Q

autoanticuerpos de HAI2

A

LKM1 (autoanticuerpos anticromosoma de higado y riñon)

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11
Q

a que HLA se asocia la HAI?

A

DR3 y DR4

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12
Q

cuales son los anticuerpos mas frecuentemene detectados en HAI1

A

ANA

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13
Q

cual es el anticuerpo mas especifico para HAI1

A

SLA/LP … sin embargo se encuentras mas frecuente mente los SMA que son menos especificos que SLA/LP pero mas queespecificos que ANA

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14
Q

cuales son os autoanticuerpos que se asocian a colangitis esclerosante primaria?

A

pANCA

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15
Q

que hallazgos existen en hepatitis autoinmune cronica en la biopsia?

A

hepatitis de interfase y regeneracion hepatica en cuerpos de “rocetas”

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16
Q

cual es el tratamiento de hepatitis autoinmune

A

se inicia predinisona 2mg kg dia, ya a las dos semanas se inicia azatioprina 1-2mg kg dia con pauta descendente de prednisona.