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Focal nodular hyperplasia

Case contributed by Dr Mohammad Taghi Niknejad

Presentation:

Right upper quadrant pain.

Patient Data:

Age: 29
Gender: Female
Race: Middle eastern
Modality: CT

A large mass is seen at left hepatic lobe with bright contrast enhancement on arterial phase. The central scar of the lesion remain low attenuation on early phases. The scar demonstrate mild enhancement on delayed phase after contrast washout of the other segments of the lesion.

Case Discussion:

The CT findings in a 29 Y/O female are consistent with focal nodular hyperplasia (Histologically proven).

FNH is a benign tumour-like mass of the liver, second only to haemangiomas in frequency and most frequently found in young to middle aged adults, with a strong female predilection.

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