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Volume 9, Number 7—July 2003

Research

Acute Flaccid Paralysis and West Nile Virus Infection

James J. Sejvar*Comments to Author , A. Arturo Leis†, Dobrivoje S. Stokic†, Jay A. Van Gerpen‡, Anthony A. Marfin*, Risa Webb§, Maryam B. Haddad*, Bruce C. Tierney*, Sally A. Slavinski§, Jo Lynn Polk†, Victor Dostrow†, Michael Winkelmann†, and Lyle R. Petersen*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Methodist Rehabilitation Center, Jackson, Mississippi, USA; ‡Ochsner Clinic, New Orleans, Louisiana, USA; §Mississippi State Department of Health, Jackson, Mississippi, USA

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Table 2

Initial clinical signs and symptoms in patients with acute flaccid paralysis associated with acute West Nile virus infection

Case no. Fever 
(>38.5°C) Headache Nuchal rigidity Altered mental status Tremor Distribution of weaknessa
1
 +
 +
 +
 +
 +
 Upper and lower limbs, R > L
2
 +
 +
 -
 +
 -
 Upper and lower limbs, R > L
3
 +
 -
 -
 -
 +
 Lower limbs, R > L
4
 +
 +
 +
 +
 +
 R upper limb
5
 -
 +
 -
 -
 -
 R upper limb
6
 +
 +
 -
 -
 +
 Lower limbs, R > L
7 + + + - - Upper and lower limbs, L > R; bulbar muscles

aR, right; L, left.

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