Serum IgG4 levels outperform IgG4/IgG RNA ratio in differential diagnosis of IgG4-related disease

• Lucas A. Schulte,
• Frank Arnold,
• Florian Siegel,
• Johanna Backhus,
• Georg Beyer,
• Frank Ulrich Weiss,
• Lukas Perkhofer,
• Alica Beutel,
• Thomas Seufferlein,
• Martin Müller,
• Alexander Kleger

Affiliations

Lucas A. Schulte

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Frank Arnold

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Florian Siegel

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Johanna Backhus

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Georg Beyer

Department of Medicine II, University Hospital, LMU-Munich, Munich, Germany

Frank Ulrich Weiss

Department of Medicine A, University Medicine Greifswald, Greifswald, Germany

Lukas Perkhofer

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Alica Beutel

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Thomas Seufferlein

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany

Martin Müller

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany; Corresponding authors: Address: Department of Internal Medicine 1, Ulm University, Albert-Einstein-Allee 23, 89081 Ulm, Germany. Tel.: +49 731 500 44728 or +49 731 500 44501

Alexander Kleger

Department for Internal Medicine 1, University Hospital Ulm, Ulm, Germany; Corresponding authors: Address: Department of Internal Medicine 1, Ulm University, Albert-Einstein-Allee 23, 89081 Ulm, Germany. Tel.: +49 731 500 44728 or +49 731 500 44501