Cuando Sospechar Una Enfermedad Autoinmune en UCI?
Cuando Sospechar Una Enfermedad Autoinmune en UCI?
Cuando Sospechar Una Enfermedad Autoinmune en UCI?
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Test de Laboratorio :<br />
Valor Predictivo Positivo<br />
Blood test<br />
Rheumatoid<br />
factor<br />
Suspected<br />
disease<br />
Pati<strong>en</strong>ts<br />
with<br />
positive test<br />
Preval<strong>en</strong>ce<br />
of positive<br />
test in<br />
normal<br />
persons<br />
Disease<br />
preval<strong>en</strong>ce<br />
Likelihood<br />
of disease if<br />
test is<br />
positive<br />
RA 80/100 2/100 1/100 50 % 66 %<br />
Likelihood<br />
of disease if<br />
test positive<br />
and joint<br />
pain<br />
pres<strong>en</strong>t<br />
ANA SLE 99/100 1/100 1/2000 5 % 20 %<br />
HLA-B27<br />
Ankylosing<br />
spondylitis<br />
90/100 6/100 1/300 5,5 % 20 %<br />
(33 % for<br />
back pain)<br />
Elevated<br />
uric acid<br />
Gout 80/100 5/100 1/200 10 % 33 %<br />
Pincus T. Prim Care 1993;20:795-814.
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