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[Another "suspect": homeopathic agent associated with acute interstitial nephritis].
G Türkoglu-Raach1, H-J Gröne, T Sitter
1Nephrologisches Zentrum der Medizinischen Poliklinik Innenstadt, Klinikum der Ludwig-Maximilians-Universität München. Gonca.Tuerkoglu-Raach@med.uni-muenchen.de
A patient developed acute interstitial nephritis (AIN) from a homeopathic remedy containing Penicillium chrysogenum, despite a known penicillin allergy. This highlights the need to consider all agents, including alternative medicines, in AIN diagnosis.
Area of Science:
- Nephrology
- Immunology
- Pharmacology
Background:
- A 70-year-old woman presented with symptoms of renal failure.
- Past medical history included borderline hypertension and a penicillin allergy.
Observation:
- Laboratory findings revealed renal failure, metabolic acidosis, hyperkalemia, normochromic normocytic anemia, and secondary hyperparathyroidism.
- Renal biopsy showed subacute tubulo-interstitial nephritis.
Findings:
- The patient had been taking a homeopathic agent derived from Penicillium chrysogenum for six months.
- This agent was identified as the likely cause of acute interstitial nephritis (AIN), potentially due to her penicillin allergy.
Implications:
- This case underscores the importance of considering homeopathic and alternative agents as potential triggers for AIN.
- Comprehensive patient history, including all substances used, is crucial for diagnosing interstitial nephritis.
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