In addition to milder case treatments, it requires circulatory support with fluid and vasopressors if clinically appropriate.

Treatment of Critical COVID-19

- Results from ARDS (acute respiratory distress syndrome)
- A top cause of COVID-19-related death
- Associated with an overactive immune response  which can lead to multi organ  failure

Respiratory Failure with COVID-19

- Respiratory Failure
- Shock
- Multiorgan Failure
- Greatly diminished level of consciousness (e.g., severe delirium, minimally conscious state, stupor, coma)
- Symptoms of severe COVID-19

University of Michigan - Ann Arbor

University of California, Davis

1. Mild

2.  Moderate

3. Severe

4. Critical

The Severity of  COVID-19 Symptoms

1. [MODULE 1: From Bench to Bedside, Section: 'GRAPHIC SUMMARY' (as of March 19, 2020)](https://docs.google.com/document/d/1gjUuqTLi7xqMVzgWeYAFulmaIiKzhYY89PVOJJVvlNo/edit#heading=h.gtn0tdsnrc43)
2. [MEDICAL STUDENT COVID-19 CURRICULUM](https://docs.google.com/document/d/13JfRRw1GEIKz4JCde8WcQBCHnu-7nn11P_z0dHov1eA/preview)


COVID-19 Graphical Summary

Critical COVID-19 symptoms

Depending on exact symptoms and overall health, hospitalization may or may not be needed.
- High-grade temperature
- Shortness of breath or trouble breathing
- Radiologic signs of pneumonia
- Chills
- Profound fatigue
- "Brain fog"
- Mild/Moderate dehydration

Moderate COVID-19 symptoms

1- Subjective or low-grade fever
2- Dry cough
3- Myalgias and arthralgias
4- Nasal congestion
5- Headache
6- Sore throat

Mild COVID-19 symptoms

Severe COVID-19 is a medical emergency and requires immediate hospitalization.

1. Severe dyspnea

2. Hypoxia

3. Serious dehydration

4. P/F ration < 300

5. New bilateral infiltrated on imaging

6. Altered level of consciousness (e.g., confusion, delirium, lethargy)*

*If this symptom is present, emergency medical attention should be sought right away, even if other symptoms are absent. Often times, this is the only severe symptom and can be present even when other "classic" COVID symptoms are absent. Even if this doesn't indicate COVID infection, it should still be treated as a medical emergency.


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