literature review(2) Diagnosis(2) Case report(2) was performed(2) COVID-19(2) biopsy(2) lung(2) fatigue(2) diagnosed(1) Patient(1) reported(1) HMB-45(1) characteristic(1) organized(1) bone(1) primary care(1) chest imaging(1) changes(1) Infection(1) GRADE(1) Respiratory failure(1) manuscript(1) flow cytometry(1) Actin(1) outcome(1) desquamation(1) Fever(1) effective(1) Lung diseases(1) IMPROVE(1)