Risk of Cancer w/ IgG4-related disease (IgG4-RD)? A meta-analysis of 10 studies shows compared to gen population, IgG4-RD has a higher risk of overall cancer(SIR 2.57), esp pancreatic (SIR 4.1) & lymphoma (SIR 69.2); but not lung or gastric cancer https://t.co/EzgMXIdFcL