Arteritis de takayasu Flashcards

(5 cards)

1
Q

Epidemiologia

A

Descrita en Japon. 2-3 casos por millon. Afecta mas a mujeres (5-12 veces mas) Los hombres tiene mas probabildad de hipertencion e involucro de aorta abdominal.

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2
Q

Patofisiologia

A

HLA-B*52. Afecta todas las capas (panarteritis)

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3
Q

Clinica

A

Principal causa de aortitis en sujetos jovenes. Vasos mas afectados es la arteria carotida comun y la subclavia.. Predomina 90% lesiones estenoticas, aneurismas en 25%. Mas frecuentemente afecta arteria renal y mesenterica que GCA. Da eritema nodoso, epiescleritis. Puede dar retinopatia isquemica. Se asocia con enfermedad inflamatoria intestina, sarcoidosis, espondilitis anquilosante.

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4
Q

DIAGNOSTICO

A

American College of Rheumatology
1990 classification criteria,which include age at disease
onset <40 years, claudication of extremities, decreased
brachial artery pulse, blood pressure difference
>10 mm Hg in systolic blood pressure between arms,
bruit over subclavian arteries or aorta, and arteriogram
abnormality.

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5
Q

Tratamiento

A

Esteroide. Tocilizumab.

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