Viral RNA detection of GI system specimens in six patients underwent endoscopy examination or biopsy
| Case 1 | Case 2 | Case 3 | Case 4 | Case 5 | Case 6 | |
| Age, years | 77 | 60 | 34 | 62 | 29 | 23 |
| Sex | Male | Male | Female | Male | Male | Female |
| Disease severity | Severe | Severe | Non-severe | Non-severe | Non-severe | Non-severe |
| Viral detection | ||||||
| Oesophagus | + | + | − | − | − | − |
| Stomach | + | + | − | − | − | − |
| Duodenum | + | + | + | − | − | − |
| Rectum | + | + | NA | NA | NA | NA |
| Syndromes of other organ systems | Acute respiratory distress syndrome, septic shock, multiple organ dysfunction syndrome (lung, heart and kidney). | Acute respiratory distress syndrome, respiratory failure and septic shock. | None | None | None | None |
| Clinical outcome | Hospitalisation | Hospitalisation | Hospitalisation | Hospitalisation | Discharged | Discharged |
+, means positive; −, means negative; NA, not available.