CTICasesIntrapulmonary Lymph Node
Imaging findings
Chest CT shows a small, subcentimeter, triangular/flat nodule abutting the major fissure in the right lower lobe. The nodule was pathologically proven to be an intrapulmonary lymph node when resected during a UIP surgical biopsy.
Key takeaways
Intrapulmonary lymph nodes are benign lymphoid aggregates typically located in the lower lobes below the carina, frequently abutting the pleura or fissures. They classically demonstrate a triangular, oval, or flat configuration.
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