Presentation
Cough, increased work of breathing
Patient Data
Age: 3 months
From the case:
Normal thymus
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Info
Bilateral minor perihilar opacities are seen. No pleural effusion. Cardiothymic silhouette is normal.
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Info
There is linear subsegmental atelectasis in the left retrocardiac region. No pleural effusion. Cardiothymic silhouette remains normal (normal interval involution of thymus noted).
Case Discussion
The normal thymus is a great mimicker of lung pathology. A normal thymus, no matter how big, does not displace the trachea or mediastinal structures. The case nicely demonstrates how a normal thymus involutes over time.
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