IgG4 positive lymphoplasmacytic inflammatory pseudotumour mimicking hepatocellular carcinoma.

The article presents a case study of a 50-year-old woman presented with previous contact with hepatitis B virus. The patient was diagnosed with typical characteristics of hepatocellular carcinoma at magnetic resonance imaging and contrast-enhanced computed tomography. The patient underwent segment 5 hepatectomy and histology showed a dense mononuclear infiltrate containing numerous plasma cells.