IgG4-Related Hepatic Pseudotumor Masquerading as a Klatskin Tumor

Figure 1

(a) Magnetic resonance imaging (MRI) of the abdomen demonstrating hepatic IPT prior to treatment with steroid taper. (b) MRI of the abdomen after treatment showing complete resolution of hepatic IPT. (c) Endoscopic ultrasound demonstrating a periportal mass.

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(b)

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