From:  Challenges in diagnosing infective endocarditis in the context of recent COVID-19 infection: A case report

 Laboratory investigations.

ParameterResultReference range
Haemoglobin (g/L)76135–170
White cell count (109/L)8.53.5–11
Mean cell volume (fL)79.680–99
Platelets (109/L)148140–400
Neutrophils (109/L)7.661.7–8
Lymphocytes (109/L)0.601–4
Sodium (mmol/L)136133–146
Potassium (mmol/L)4.63.5–5.3
Urea (mmol/L)6.12.5–7.8
Creatinine (mmol/L)8448–128
Total bilirubin (µmol/L)90.0–21
Alanine aminotransferase (IU/L)250.0–40
Alkaline phosphatase (IU/L)15930–130
C-reactive protein (mg/L)121< 10
Brain natriuretic peptide (BNP) (pg/mL)839< 100
Erythrocyte sedimentation rate (ESR) (mm/h)671–10
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