Presentation
Chest pain.
Patient Data
Age: 29
Gender: Female
From the case:
Left horizontal fissure
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Note made of accessory left horizontal fissure.
Cardiomediastinal contour within normal limits. Lungs and pleural spaces are clear. No pneumothorax. No displaced rib fracture. No free subdiaphragmatic gas.
Case Discussion
Left horizontal (or minor) fissure is an uncommon anatomical variant.