Presentation
Acute dyspnea and non-productive cough. No prior history of asthma.
Patient Data
Age: 20 years
Gender: Male
From the case:
Inferior accessory fissure
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Mildly hyperinflated but clear lung fields.Normal CTR. Mild left-sided tracheal deviation due to asymmetric position at the time of exposure. Incidental right inferior accessory fissure.Overlying oxygen tubing.
From the case:
Inferior accessory fissure
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Zoomed image of the right base with arrows demarcating the right inferior accessory fissure. The reverse window also assists in delineating the accessory fissure.
Case Discussion
The inferior accessory fissure of the lung (also known as Twining's line) is five times more common on the right in comparison to the left. It separates the medial basal segment from the rest of the lower lobe.
This patient was referred for a workup for possible asthma.
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