PMC8190587_01
Chest X-ray and computed tomography scans (transverse plane) of the patient at the
time of admission (day 0).
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fig_001A
Chest X-ray and CT findings were as follows: frosted and infiltrated shadows with peripheral predominance in all lung fields (Fig. 1A). By day 56, Chest X-ray and CT findings showed an improvement of shadows in the lungs (Fig. 1B). On day 118, Chest X-ray and CT findings showed only slight residual shadows in the lungs (Fig. 1C).
Chest X-ray and computed tomography scans (transverse plane) of the patient at the
time of discharge (X-ray: day 56, CT: day 47).
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PMC8190587_01_prm-6-20210025-g001B.jpg
fig_001B
The clinical course during hospitalization is shown in Fig. 2. ADL with no cognitive or mental problems and was discharged. At discharge, the 6MWT distance was 450 m (Fig. 2), but the patient still had shortness of breath during exertion and was voiceless because of hoarseness.
Chest X-ray and computed tomography scans (transverse plane) of the patient at
returning to work (day 118).
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PMC8190587_01_prm-6-20210025-g001C.jpg
fig_001C
Progress of the exercise load applied during physical therapy and the peripheral vital signs after exercise are shown in Fig. 3 Immediately after the withdrawal of MV, muscle strengthening and ADL training were started as facilitated by nurses and physical therapists; however, on day 24, the patient's MRC score met the diagnostic criteria for ICU-acquired weakness (ICU-AW).