IgG4-related disease of the ureter mimicking malignant ureter tumor: a case report and experience sharing.

ABSTRACT:

Background

Immunoglobulin G4-related disease (IgG4-RD) is an autoimmune disease that can affect any organ or tissue in the body, and is characterized by intensive infiltration of IgG4-positive plasma cells, and elevated serum IgG4 levels. IgG4-RD causes renal impairment of unknown pathogenesis that may progress to kidney failure. However, few case of IgG4-RD mimicking malignant ureter tumor leading to severe hydronephrosis.

Case description

This report describes a 38-year-old male patient who was hospitalized for sudden waist pain. Enhanced abdominal computed tomography (CT) revealed a mass involving the right ureter. He presented to the urologist with severe right hydronephrosis. Urinalysis revealed occult blood (3+), and atypical cells were observed in urine cytology, rais

SUBMITTER: Fang Z 

PROVIDER: S-EPMC10789895 | biostudies-literature | 2024

REPOSITORIES: biostudies-literature