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Related Experiment Video

Updated: Jul 22, 2026

Identification of the Source of Secreted Proteins in the Kidney by Brefeldin A Injection

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Published on: November 10, 2021

Chronic interstitial nephritis associated with gold therapy.

C R Cramer, H K Hagler, F G Silva

Archives of Pathology & Laboratory Medicine

|May 1, 1983

Summary

Gold salts used for rheumatoid arthritis can cause chronic interstitial nephritis. Discontinuing gold therapy led to the patient

Area of Science:

Nephrology
Rheumatology
Toxicology

Background:

Gold salts have been utilized in treating rheumatoid arthritis.
Potential renal toxicity associated with gold therapy requires thorough investigation.

Observation:

A patient developed chronic interstitial nephritis following extensive gold salt administration for rheumatoid arthritis.
Gold deposits were microscopically identified within renal tubular epithelial cells, interstitial macrophages, and the renal interstitium.

Findings:

Transmission electron microscopy and microprobe x-ray analysis confirmed the presence of gold deposits in renal tissues.
Cessation of gold salt therapy resulted in the clinical resolution of the patient's renal failure.

Implications:

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This case adds chronic interstitial nephritis to the spectrum of renal injuries associated with gold therapy.
Understanding gold deposition mechanisms is crucial for managing gold-induced nephrotoxicity.
Further research into gold salt nephrotoxicity is warranted to optimize patient safety in rheumatoid arthritis treatment.