PMC7784112_01
Chest radiograph showing cardiomegaly and pulmonary congestion upon admission.
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Chest radiograph showed cardiomegaly with pulmonary congestion (Figure 1).
Chest radiograph showing resolution of cardiomegaly with marked improvement of pulmonary congestion by day nine of hospitalization.
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Another two cycles of TPE were performed on day five and day seven of hospitalization followed by resolution of pulmonary congestion and successful extubation by day nine of hospitalization (Figure 2).
Free thyroxine (FT4) serum concentrations during hospitalization before and after therapeutic plasma exchange (TPE).
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Her free T4 level decreased markedly into the normal range (13.8 pmol/L) after three sessions of TPE and continued to fall to 7.3 pmol/L at day 13 of hospitalization necessitating reduction of carbimazole to maintenance dose of 10 mg daily (Figure 3).