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©The Author(s) 2021.
World J Gastroenterol. Feb 14, 2021; 27(6): 449-469
Published online Feb 14, 2021. doi: 10.3748/wjg.v27.i6.449
Published online Feb 14, 2021. doi: 10.3748/wjg.v27.i6.449
Table 2 Clinical significance of coronavirus disease-2019
| Stage | Symptoms |
| Mild | Initial symptoms are mild or negligible with no sign of pneumonia on imaging. |
| Moderate | Cough, moderate fever, myalgia, gastrointestinal symptoms, anosmia and respiratory signs with radiological imaging findings of pneumonia. |
| Severe | The presence of one of the following: (1) Shortness of breath (RR ≥ 30 breaths/min); (2) Oxygen saturation ≤ 93% at rest; (3) Arterial partial pressure of oxygen/fraction of inspired oxygen ≤ 300 mmHg (l mmHg = 0.133 kPa); and (4) In less than 24-48 h, more than half of patients with radiological imaging show clear lesion progression. |
| Critical | Any of the following: (1) Lung failure or requiring mechanical ventilation; (2) Septic shock; and (3) Multiple organ failure (other organ failure that requires HDU/ICU critical care.) |
- Citation: Sahu T, Mehta A, Ratre YK, Jaiswal A, Vishvakarma NK, Bhaskar LVKS, Verma HK. Current understanding of the impact of COVID-19 on gastrointestinal disease: Challenges and openings. World J Gastroenterol 2021; 27(6): 449-469
- URL: https://www.wjgnet.com/1007-9327/full/v27/i6/449.htm
- DOI: https://dx.doi.org/10.3748/wjg.v27.i6.449