Table 1

Laboratory findings during hospital admission and discharge for COVID-19 pneumonia, at eye clinic presentation and at follow-up

Laboratory findingsHospital admission for COVID-19 pneumoniaHospital discharge for COVID-19 pneumoniaEye clinic presentationFollow-upNormal range
PCR detection of COVID-19 (SARS-CoV-2)Positive
Clinical chemistry blood
Glucose (mg/dL)120 !70–100
pH7.487 !7.35–7.45
PaCO2 (mm Hg)30.6 !35–45
PaO2 (mm Hg)87.7 !90–100
Bicarbonate (mmol/L)23.122–26
Total CO2 (mmol/L)24.122–27
Base excess (mmol/L)0.7−2 +2
Oxygen content (%)96.8>97%
Lactate (mmol/L)0.80.7–2.1
Urea (mg/dL)322819–43
Creatinine (IDMS-norm) (mg/dL)0.920.890.870.950.67–1.17
eGFR (MDRD-IDMS) (mL/min/1.73 m²)>60>60>60>60>60
eGFR (CKD-EPI-IDMS) (mL/min/1.73 m²)88909184>60
Sodium (mmol/L)136 !141137–145
Potassium (mmol/L)–5.0
Chloride (mmol/L)10110098–107
Calcium (mmol/L)2.182.08 !2.10–2.55
Bicarbonate (mmol/L)253222–30
Anion gap (mmol/L)1413
CRP (mg/L)170.2 !145.5 !12.7 !0.8<5
Creatine kinase (U/L)758610755–170
Lactate dehydrogenase (U/L)888 !654 !481313–618
Aspartate aminotransferase (U/L)573717–59
Alanine aminotransferase (U/L)555521–72
Alkali aminotransferase (U/L)555529–33
Gamma-glutamyl transferase (U/L)459–48
Cholesterol (mg/dL)165<190
HDL-cholesterol (mg/dL)50>40
Non-HDL cholesterol (mg/dL)114<130
LDL cholesterol (mg/dL)108<100
Triglyceride (mg/dL)118<150
Bilirubin total (mg/dL)0.670.2–1.3
Haematological profile
Platelet (x109/L)215305217219158–450
Red blood cell (x1012/L)–5.7
Haemoglobin (g/L)144130150151130–165
Haematocrit (%)43.939.4 !45.245.339.6–49.2
MCV (fL)88.589.891.383.0–98.0
MCH (pg)29.029.630.327.0–33.0
MCHC (g/dL)32.832.933.233.232.0–35.0
White cell count (×10³/mm³)–9.6
Neutrophile (%)68.766.860.059.841.0–74.0
Basophile (%)–2.0
Eosinophile (%)–6.0
Lymphocyte (%)16.4 !17.2 !26.326.519.0–44.0
Monocyte (%)13.3 !12.810.310.93.0–13.0
Erythrocyte sedimentation velocity (mm/hour)1040–10
Haematocrit (%)46.639.6–49.2
Coagulation profile
PT (%)80104>70
PT (INR)–1.3
APTT (s)29.822.2–34.4
Von Willebrand factor antigen (%)104>52
D-dimer (ng/mL)832 !300<215<500
Lupus anticoagulantNegative
Cardiolipine antibody IgG (U/mL)<2.6<20
Cardiolipine antibody IgM (U/mL)4.2<20
Hydroxy vitamin D (µg/L)11.4 !22.320–50
Ferritin (µg/L)411 !11330–400
Mycoplasma pneumonia IgM–IgGNegative
Humoral immunology
Antinuclear antibodyNegative
Antineutrophilic cytoplasm antibodyNegative
  • APTT, activated partial thromboplastin time; CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration; CRP, C reactive protein; eGFR, estimated glomerular filtration rate; HDL, high-density lipoprotein; IDMS, isotope-dilution mass spectrometry; INR, international normalised ratio; LDL, low-density lipoprotein; MCH, mean corpuscular haemoglobin; MCHC, mean corpuscular haemoglobin concentration; MCV, mean corpuscular volume; MDRD, Modification of Diet in Renal Disease; n/a, not available; PaCO2, arterial carbon dioxide tension; PaO2, arterial oxygen tension; PT, prothrombin time.