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Table 3 Cerebrospinal fluid analysis

From: Delirium and encephalopathy in severe COVID-19: a cohort analysis of ICU patients

 

All patients (n = 25)

CSF analysis—median [IQR]

 Nucleated cell count (cells/mm3)normal range < 5

1 [0; 2]

 CSF protein level (g/L)normal range 0.15–0.45 g/L

0.33 [0.26; 0.59]

 CSF glucose level (g/L)

0.89 [0.75; 1.28]

 CSF lactate level (mmol/L)normal range 1.2–2.1 mmol/L

1.29 [1.09; 1.80]

 CSF IgG level (mg/L)normal range 10–34 mg/L

32.3 [19.2; 50.3]

 CSF albumin level (mg/L)normal range 130–350 mg/L

184 [121; 308]

 Albumin ratio CSF/serum X 103normal range < 8.5

7.5 [5.8; 11.6]

 CSF Interleukin-6 level (pg/mL)normal range < 13 pg/mL

8.9 [2.7; 13.5]

 CSF Interleukin-10 level (pg/mL)normal range < 3 pg/mL

0.0 [0.0; 0.1]

 CSF Interferon gamma (pg/mL)normal range < 80 pg/mL

0.6 [0.4; 0.7]

CSF abnormalities—number of patients (%)

 Abnormal CSF analysis

18 (72.0)

 Elevated nucleated cell count

3 (12.0)

 Elevated CSF protein levels

8 (32.0)

 Elevated CSF albumin level

5 (20.0)

 Elevated albumin ratio CSF/serum

4 (16.0)

 Elevated CSF IgG

9 (36.0)

 Oligoclonal bands with mirror pattern

13 (52.0)

 Elevated interleukin-6 level

7 (28.0)

 Elevated interleukin-10 level

2 (8.0)

 Elevated interferon gamma level

0 (0.0)

 Positive SARS-CoV-2 RT-PCR in CSF

1 (4.0)

  1. CSF cerebrospinal fluid, RT-PCR real-time reverse transcriptase polymerase chain reaction