Table 1.

Laboratory investigations performed on admission

Complete blood count	WBC: 5400 cells/cmm RBC: 4.48 million cells/cmm Haemoglobin: 130 g/L Hematocrit: 38.8% Platelets: 2 99 000 cells/cmm
Urea and electrolytes	Sodium: 138 mmol/L Potassium: 3.9 mmol/L Urea: 18 mg/dL
Creatinine	0.7 mg/dL
Nasopharyngeal swab	SARS-CoV-2 RNA PCR for N gene, E gene, RDRP/ORF1ab: positive (detected)
CSF appearance	Clear and colourless
CSF cytology and microbiology	WBC: <5 cells/cmm RBC: 150 cells/cmm Gram stain: no organism is seen Culture: no growth Tuberculous PCR direct detection: Mycobacterium tuberculosis not detected
CSF virology	SARS-CoV-2 RNA PCR (N gene, E gene, RDRP/ORF1ab): positive (detected) Herpes simplex virus I & II DNA PCR: negative Varicella zoster virus DNA PCR: negative Human herpes virus 6 DNA PCR: negative Human herpes virus 7 DNA PCR: negative Enterovirus RNA PCR: negative
CSF analysis	CSF protein: 45 mg/dL CSF glucose: 60 mg/dL CSF chloride: 119 mg/dL
D-dimer	0.42 µg/mL FEU
Bilirubin	Direct: 0.9 mg/dL Indirect: 2.1 mg/dL Total: 3.2 mg/dL
Liver function tests	Alkaline phosphatase: 73 U/L SGPT (ALT): 14 U/L AST: 33 U/L GGT: 11 U/L Total protein: 8.4 g/dL Albumin: 4.8 g/dL Globulin: 3.6 g/dL
Hepatitis B surface antigen	Non-reactive
Hepatitis C antibodies	Non-reactive
HIV 1&2 antigen and antibody	Non-reactive
HbA1c	5.4%
Serum glucose (random)	88 mg/dL
Vasculitis work-up	Thrombophilia screening, lupus anticoagulant, rheumatoid factor, anti-nuclear antibodies, extractable nuclear antigen profile, and anti-cardiolipin IgG and IgM are normal

ALT, alanine aminotransferase; AST, aspartate aminotransferase; CSF, cerebrospinal fluid; FEU, fibrinogen equivalent unit; GGT, gamma-glutamyl transferase; RBC, red blood cell; SGPT, serum glutamic-pyruvic transaminase; WBC, white blood cell.