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Table 2 Percentage of lung involvement by different pathological patterns, number of arteriolar thrombosis and sum of biopsied lung sites presenting capillary thrombosis in lung post-mortem biopsies of 41 COVID-19 patients

From: Tracking the time course of pathological patterns of lung injury in severe COVID-19

  Median (range)
Normal lung (%) 16.88 (0–86)
Exudative DAD (%) 20 (0–92.86)
Intermediate DAD (%) 16.67 (0–98.75)
Advanced DAD (%) 0 (0- 99)
Alveolar hemorrhage (%) 0 (0–32.5)
Infarct (%) 0 (0–10.71)
Bronchopneumonia (%) 0 (0–33.75)
Arteriolar thrombosis (number)a 0.75 (0–9.75)
Capillary thrombosis (sum)b 1 (0–7)
  1. DAD diffuse alveolar damage
  2. aNumber of vessels with thrombosis in each patient
  3. bSum of biopsied lung sites presenting capillary thrombosis in each patient
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