Accessory fissures of the lung

Last revised by Ashesh Ishwarlal Ranchod on 2 Aug 2023

Accessory fissures of the lung usually occur at the borders of bronchopulmonary segments. They are common normal variants but are less commonly seen on imaging. 

Some of the more common accessory fissure include 1:

Differential diagnosis

General imaging differential considerations include:

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