PMC10011612_01
CT scan of chest. (A) The lung window showing scattered infiltrates in the bilateral lungs. (B) The mediastinal window showing an enlarged mediastinum (red arrow), some pleural effusion (blue arrow), and pericardial effusion (yellow arrow).
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F1
Computed tomography (CT) of the chest showed bilateral scattered infiltrates in lungs (Figure 1A), an enlarged mediastinum, some pleural effusion, and pericardial effusion (Figure 1B).
Contrast-enhanced CT scan of chest. (A). CT showing scattered infiltrates in the bilateral lungs. (B). CT showing partial encapsulated changes of mediastinum (red arrow) revealing the possibility of mediastinal abscess, some pleural effusion (yellow arrow), and pericardial effusion (white arrow). (C). CT showing mediastinal abscess disappeared when the patient was discharged.
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F2
Nine days after admission to the local hospital, contrast-enhanced CT of the chest revealed scattered infiltrates in the bilateral lungs (Figure 2A) and encapsulated MA (Figure 2B), and the patient was transferred to the pediatric surgery unit of another hospital for abscess incision and drainage. After fourteen consecutive days of intravenous oxacillin (50 mg/kg, q6h) treatment, the blood culture was negative for MSSA twice, and MA disappeared (Figure 2C).