Table 1.

Laboratory Test Results in Patient With Lassa Virus Encephalopathy

Day of Sampling After Onset of Primary SymptomsDay 10Day 11Day 14Day 15Day 16Day 21Day 28Day 30 Day 35Day 42 Day 58Day 72Day 78
Serum Analyses
C-reactive protein (mg/L)774212NA3<5<5
Leukocytes (×109/L)11.410.916.4NA7.87.47.4
Hemoglobin (g/L)166NA145NANA121129
Platelets (×109/L)211NA326NANA187399
Sodium (mmol/L)124133147145137134135
Creatinine (µmol/L)1391107567536160
AST (µkat/L) (ref 0.25–0.60)138.51.71.10.66NANA
ALT (µkat/L) (ref 0.15–0.75)6.85.42.31.50.750.530.24
ALP (µkat/L) (ref 0.60–1.80)1.11.11.21.00.98NANA
Total bilirubin (µmol/L)6.15.56.26.55.85.06
INR0.91.0
Albumin (g/L)NANA21NANANANA
Glucose (mmol/L) (random sample)9.9NANA9.5NANANA
Leptospirosis and West Nile (IgG)Neg
CSF Analyses
Lymphocytes (×106/L)310
Monocytes (×106/L)<3<3
Neutrophils (×106/L)<3<3
Erythrocytes (×106/L)9<5
Lactate (mmol/L)2.52.8
Albumin (mg/L)87243
Glucose (mmol/L)4.05.2
Fractioned proteinsSee text
Lassa Virus Diagnostic Analyses
Serology (IF) serum
 IgMNeg160
 IgGNeg1280
Virus culture (from serum)PosPos
Serology (IF) CSF IgG16
PCR serum (copies/mL)1.2×1057.5×1045.1×104NA<300<300<300<300NegNegNeg
PCR blood-EDTANANANA6.7×1023.2×102<300<300<300NegNeg
PCR CSF (copies/mL)NA<300NANANANANANANANA
PCR urineNANANA5.7×103NA1.7×1034.6×102NegNegNeg
PCR feces4.4×104NANANANANANANANANANA
Maximum temperature (°C)36.637.036.537.036.236.636.537.236.936.9
Day of Sampling After Onset of Primary SymptomsDay 10Day 11Day 14Day 15Day 16Day 21Day 28Day 30 Day 35Day 42 Day 58Day 72Day 78
Serum Analyses
C-reactive protein (mg/L)774212NA3<5<5
Leukocytes (×109/L)11.410.916.4NA7.87.47.4
Hemoglobin (g/L)166NA145NANA121129
Platelets (×109/L)211NA326NANA187399
Sodium (mmol/L)124133147145137134135
Creatinine (µmol/L)1391107567536160
AST (µkat/L) (ref 0.25–0.60)138.51.71.10.66NANA
ALT (µkat/L) (ref 0.15–0.75)6.85.42.31.50.750.530.24
ALP (µkat/L) (ref 0.60–1.80)1.11.11.21.00.98NANA
Total bilirubin (µmol/L)6.15.56.26.55.85.06
INR0.91.0
Albumin (g/L)NANA21NANANANA
Glucose (mmol/L) (random sample)9.9NANA9.5NANANA
Leptospirosis and West Nile (IgG)Neg
CSF Analyses
Lymphocytes (×106/L)310
Monocytes (×106/L)<3<3
Neutrophils (×106/L)<3<3
Erythrocytes (×106/L)9<5
Lactate (mmol/L)2.52.8
Albumin (mg/L)87243
Glucose (mmol/L)4.05.2
Fractioned proteinsSee text
Lassa Virus Diagnostic Analyses
Serology (IF) serum
 IgMNeg160
 IgGNeg1280
Virus culture (from serum)PosPos
Serology (IF) CSF IgG16
PCR serum (copies/mL)1.2×1057.5×1045.1×104NA<300<300<300<300NegNegNeg
PCR blood-EDTANANANA6.7×1023.2×102<300<300<300NegNeg
PCR CSF (copies/mL)NA<300NANANANANANANANA
PCR urineNANANA5.7×103NA1.7×1034.6×102NegNegNeg
PCR feces4.4×104NANANANANANANANANANA
Maximum temperature (°C)36.637.036.537.036.236.636.537.236.936.9

Abbreviations: ALP, alkaline phosphatase; ALT, alamine aminotransferase; AST, aspartate aminotransferase; CSF, cerebrospinal fluid; EDTA, ethylenediaminetetraacetic acid; GFA-p, glial fibrillary acidic protein; IF, immunofluorescence; Ig, immunoglobulin; INR, international normalized ratio; NA, not analyzed; Neg, negative; PCR, polymerase chain reaction; Pos, positive.

Table 1.

Laboratory Test Results in Patient With Lassa Virus Encephalopathy

Day of Sampling After Onset of Primary SymptomsDay 10Day 11Day 14Day 15Day 16Day 21Day 28Day 30 Day 35Day 42 Day 58Day 72Day 78
Serum Analyses
C-reactive protein (mg/L)774212NA3<5<5
Leukocytes (×109/L)11.410.916.4NA7.87.47.4
Hemoglobin (g/L)166NA145NANA121129
Platelets (×109/L)211NA326NANA187399
Sodium (mmol/L)124133147145137134135
Creatinine (µmol/L)1391107567536160
AST (µkat/L) (ref 0.25–0.60)138.51.71.10.66NANA
ALT (µkat/L) (ref 0.15–0.75)6.85.42.31.50.750.530.24
ALP (µkat/L) (ref 0.60–1.80)1.11.11.21.00.98NANA
Total bilirubin (µmol/L)6.15.56.26.55.85.06
INR0.91.0
Albumin (g/L)NANA21NANANANA
Glucose (mmol/L) (random sample)9.9NANA9.5NANANA
Leptospirosis and West Nile (IgG)Neg
CSF Analyses
Lymphocytes (×106/L)310
Monocytes (×106/L)<3<3
Neutrophils (×106/L)<3<3
Erythrocytes (×106/L)9<5
Lactate (mmol/L)2.52.8
Albumin (mg/L)87243
Glucose (mmol/L)4.05.2
Fractioned proteinsSee text
Lassa Virus Diagnostic Analyses
Serology (IF) serum
 IgMNeg160
 IgGNeg1280
Virus culture (from serum)PosPos
Serology (IF) CSF IgG16
PCR serum (copies/mL)1.2×1057.5×1045.1×104NA<300<300<300<300NegNegNeg
PCR blood-EDTANANANA6.7×1023.2×102<300<300<300NegNeg
PCR CSF (copies/mL)NA<300NANANANANANANANA
PCR urineNANANA5.7×103NA1.7×1034.6×102NegNegNeg
PCR feces4.4×104NANANANANANANANANANA
Maximum temperature (°C)36.637.036.537.036.236.636.537.236.936.9
Day of Sampling After Onset of Primary SymptomsDay 10Day 11Day 14Day 15Day 16Day 21Day 28Day 30 Day 35Day 42 Day 58Day 72Day 78
Serum Analyses
C-reactive protein (mg/L)774212NA3<5<5
Leukocytes (×109/L)11.410.916.4NA7.87.47.4
Hemoglobin (g/L)166NA145NANA121129
Platelets (×109/L)211NA326NANA187399
Sodium (mmol/L)124133147145137134135
Creatinine (µmol/L)1391107567536160
AST (µkat/L) (ref 0.25–0.60)138.51.71.10.66NANA
ALT (µkat/L) (ref 0.15–0.75)6.85.42.31.50.750.530.24
ALP (µkat/L) (ref 0.60–1.80)1.11.11.21.00.98NANA
Total bilirubin (µmol/L)6.15.56.26.55.85.06
INR0.91.0
Albumin (g/L)NANA21NANANANA
Glucose (mmol/L) (random sample)9.9NANA9.5NANANA
Leptospirosis and West Nile (IgG)Neg
CSF Analyses
Lymphocytes (×106/L)310
Monocytes (×106/L)<3<3
Neutrophils (×106/L)<3<3
Erythrocytes (×106/L)9<5
Lactate (mmol/L)2.52.8
Albumin (mg/L)87243
Glucose (mmol/L)4.05.2
Fractioned proteinsSee text
Lassa Virus Diagnostic Analyses
Serology (IF) serum
 IgMNeg160
 IgGNeg1280
Virus culture (from serum)PosPos
Serology (IF) CSF IgG16
PCR serum (copies/mL)1.2×1057.5×1045.1×104NA<300<300<300<300NegNegNeg
PCR blood-EDTANANANA6.7×1023.2×102<300<300<300NegNeg
PCR CSF (copies/mL)NA<300NANANANANANANANA
PCR urineNANANA5.7×103NA1.7×1034.6×102NegNegNeg
PCR feces4.4×104NANANANANANANANANANA
Maximum temperature (°C)36.637.036.537.036.236.636.537.236.936.9

Abbreviations: ALP, alkaline phosphatase; ALT, alamine aminotransferase; AST, aspartate aminotransferase; CSF, cerebrospinal fluid; EDTA, ethylenediaminetetraacetic acid; GFA-p, glial fibrillary acidic protein; IF, immunofluorescence; Ig, immunoglobulin; INR, international normalized ratio; NA, not analyzed; Neg, negative; PCR, polymerase chain reaction; Pos, positive.

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