Presentation
The patient complains of epigastric pain, cough, and fever.
Patient Data
Age: 65 years
Gender: Male
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Info

A fine, convex line that crosses the apex of the right lung (arrow).
Bilateral accentuated bronchovascular markings.
Mild elevation of the left hemidiaphragm.
Case Discussion
Azygos fissure is a normal variant case (congenital).