IgG4-Related Kidney Disease in a Patient With History of Breast Cancer: Findings on 18F-FDG PET/CT.

TitleIgG4-Related Kidney Disease in a Patient With History of Breast Cancer: Findings on 18F-FDG PET/CT.
Publication TypeJournal Article
Year of Publication2016
AuthorsKrebs S, Monti S, Seshan S, Fox J, Mannelli L
JournalClin Nucl Med
Volume41
Issue8
Paginatione388-9
Date Published2016 Aug
ISSN1536-0229
KeywordsAutoimmune Diseases, Breast Neoplasms, Carcinoma, Diagnosis, Differential, Female, Fluorodeoxyglucose F18, Humans, Immunoglobulin G, Middle Aged, Nephritis, Positron Emission Tomography Computed Tomography, Radiopharmaceuticals
Abstract

A 64-year-old African American woman with history of stage III breast carcinoma, 3 years after complete response to therapy, presents with progressive fatigue, increasing arthralgia, and unintentional weight loss of 15 lb in 3 months. An F-FDG PET demonstrated new diffuse FDG avidity of the renal parenchyma, new FDG-avid foci in pancreas and lungs, and new FDG-avid lymph nodes above and below the diaphragm. While a retroperitoneal lymph node biopsy was inconclusive, a kidney biopsy resulted in diagnosis of diffuse, severe, IgG4-related tubulointerstitial nephritis. Treatment with corticosteroid led to complete resolution of the symptoms and PET findings.

DOI10.1097/RLU.0000000000001252
Alternate JournalClin Nucl Med
PubMed ID27187735
PubMed Central IDPMC4977093
Grant ListP30 CA008748 / CA / NCI NIH HHS / United States
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