Table 6.

Histopathologic findings (H&E staining)

No.	Gender Age	Heart	Pulmonary						Other
			DAD	Hyaline membranes	Type II pneumocyte hyperplasia	Pneumonia	Thrombi	Other
1	Male 68	Moderate perivascular and interstitial fibrosis	+	+	+	Lobular	Fibrin thrombi in large and medium calibrated vessels	Squamous metaplasia	Liver: moderate steatosis Kidney: chronic pyelonephritis CNS: hyperemia
2	Male 63	Mild perivascular fibrosis Hypertrophy Focal lymphocytic infiltration without myocytes necrosis	+	+	+	Interstitial	-	Focal bronchopneumonia excessive edema Fibrotic plugs in airspaces	None
3	Male 67	Focal myocardial scarring Perivascular and interstitial fibrosis Hypertrophy	+	+	+	Interstitial	-	Excessive edema, Patchy sparse inflammation	Liver: grade II steatosis Duramater: organizing hematoma (1 to 3 months)
4	Female 48	Edema, congestion	+	+	+	Interstitial	Fibrin thrombi in pulmonary vessels	Edema	Thyroid: nodular hyperplasia
5	Male 43	Focal scarring on papillary muscle	+	+	+	Interstitial	Fibrin thrombi in pulmonary vessels	Squamous metaplasia Viral cytopathic effect (necrotic material in alveoli)	Liver: mild steatosis Olfactory tract: severe corpora amylacea Deposits
6	Male 53	Mild perivascular fibrosis	+	+	+	Interstitial	-	Pleuritis with purulent fibrin	Liver: mild steatosis
7	Male 53	Granulation tissue Myocardial scarring	+	+	+	Lobular	-	-	Liver: Von Meyenburg complex (biliary microhamartoma) Kidney: chronic pyelonephritis, nodular glomerulosclerosis

DAD diffuse alveolar damage, CNS central nervous system