Table 2.
Macroscopic and microscopic findings at autopsy and cause of death
| Autopsy Characteristics | Count (proportion) | n = 50 |
|---|---|---|
| Gross Pathology | ||
| Weight (g), median (range) | 500 (280-1020) | 50 |
| Coronary stenosis ≥75% | 14 (28%) | 50 |
| Hypertrophy | 36 (72%) | 50 |
| Left ventricular dilation | 26 (52%) | 50 |
| Right ventricular dilation | 28 (56%) | 50 |
| Acute myocardial infarction | 4 (8%) | 50 |
| Remote myocardial infarction | 6 (12%) | 50 |
| Pulmonary thromboemboli | 25 (50%) | 50 |
| Microscopic Pathology | ||
| Myocardial Fibrosis | 40 (80%) | 50 |
| Interstitial Fibrosis | 30 (60%) | 50 |
| Perivascular Fibrosis | 23 (46%) | 50 |
| Subendocardial Fibrosis | 10 (20%) | 50 |
| Acute Ischemia | 8 (16%) | 50 |
| Lymphocytic Inflammation | 8 (16%) | 50 |
| Microthrombi | 33 (66%) | 50 |
| Myocarditis | 2 (4%) | 50 |
| Pericarditis | 1 (2%) | 50 |
| Pulmonary Vasculitis | 2 (4%) | 50 |
| Cardiac Sarcoidosis | 1 (2%) | 50 |
| Cause of Death | ||
| COVID-19 pneumonia | 18 (36%) | 50 |
| COVID-19 pneumonia with bacterial coinfection | 12 (24%) | 50 |
| COVID-19 pneumonia and pulmonary embolism | 10 (20%) | 50 |
| COVID-19 pneumonia with myocardial infarction | 1 (2%) | 50 |
| Myocardial infarction | 3 (6%) | 50 |
| Dilated cardiomyopathy | 2 (4%) | 50 |
| Cardiac sarcoidosis | 1 (2%) | 50 |
| Other a | 3 (6%) | 50 |
a
Included are cerebrovascular accident, glioblastoma multiforme, and acute on chronic decompensated cirrhosis.