Presentation
Increased shortness of breath and two episodes of hemoptysis while playing a game of football.
Patient Data
Age: 18 years
Gender: Male
From the case:
Lymphangiomatosis
Frontal

Mediastinal widening and extensive radiating interstitial thickening.
From the case:
Lymphangiomatosis
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Coronal C+ arterial phase

There is extensive interstitial thickening which predominates centrally and extends as confluent soft-tissue that surrounds the mediastinum. There is no discrete lymphadenopathy.
Case Discussion
Features here are lymphatic thickening and lymphangiomatosis which was confirmed at biopsy.