hemofilia Flashcards

(13 cards)

1
Q

genética de hemofilia

A

recesiva ligada al chr X
25% hereditarias son de novo
mutacion >F son inversiones

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2
Q

fisiopatologia hemofilia

A

hemofilia A: deficiencia factor VIII
hemofilia B: def factor IX
hemofilia C: def factor XI (no sangran)

anticuerpos IgG

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3
Q

cxclx hemofilia

A = B

A
  • leve: sangrado con traumatismos graves, qx importantes, sangrados NO espontaneos
  • moderado: hemorragia prolongada en qx menores o traumatismos, espontaneos ocasionales
  • grave: hemorragias espontaneas, musculos/articulaciones

hamartosis recurrente: “articulacion blanco”

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4
Q

hamartosis >F en hemofilia

A

articulaciones sinoviales en bisagra

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5
Q

hemofilia

sangrados musculares de mayor morbi-mortalidad

A

psoas

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6
Q

hemofilia

sangrado mucosa genitourinaria

A

cx obstructivo por LRA

lesion renal aguda

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7
Q

sangrado presente en la mayoria de los px con hemofilia

A

gingivorragia

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8
Q

hemofilia

sangrados letales

A

intracraneal, cuello/faringe, GI

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9
Q

dx hemofilia

A

TTPa prolongado que corrige

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10
Q

hemofilia

mujer con perdidas abundantes, menstruacion >5 dias, >4 toallas al dia, sangrado muy abundante

A

ojo que puede ser portadora

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11
Q

TTPa en hemofilia

A

TTPa prolongado que corrige
menor a 15%

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12
Q

tx hemofilia

A

prevencion
sustitucion con factor deficiente
preparacion antes de intervenciones

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13
Q

V 1/2 factor VIII

A

diferente en cada px
profilaxis cada 4-3 dias

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