Tests

Investigações a serem consideradas

virus culture from stool, CSF, or pharynx

Exame
Resultado
Exame

Demonstrates presence of virus being shed from the gastrointestinal tract; does not indicate paralytic poliomyelitis.[1]

Resultado

isolation of poliovirus

PCR plus sequencing

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Resultado
Exame

PCR combined with sequencing of the VP1 genome region is highly sensitive for detecting poliovirus.

Resultado

detection of poliovirus

CSF analysis

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Resultado
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Nonspecific finding in active infection.[1]

Resultado

increased protein and lymphocytosis

serum antibodies to poliovirus

Exame
Resultado
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Nonspecific for active infection.[1]

Resultado

present

MRI of spinal cord

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Resultado
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May help to assess anterior horn involvement and inflammation of spinal cord as well as to rule out other conditions.[1]

Resultado

anterior horn abnormalities

electromyelogram (EMG) of affected limb

Exame
Resultado
Exame

May be useful in paralytic poliomyelitis and in postpoliomyelitis syndrome.[43]

Resultado

decreased motor function

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