Interesting. Early on in all this there was talk of treating late stage COVID-19 more like HAPE (High Altitude Pulmonary Edema) because both progressed toward ARDS. The administration of corticosteroids would cut down on some of the damage from inflammation.
Acetazolamide, Nifedipine and Phosphodiesterase Inhibitors: Rationale for Their Utilization as Adjunctive Countermeasures in the Treatment of Coronavirus Disease 2019 (COVID-19)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7096066/
