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Metronidazole-induced Encephalopathy.

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Metronidazole can cause rare but serious brain issues, known as encephalopathy, leading to symptoms like falls and slurred speech. Early recognition and stopping the drug can resolve these neurological effects.

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Area of Science:

  • Neurology
  • Pharmacology

Background:

  • Metronidazole is a common antibiotic for anaerobic infections.
  • Neuropathy is a known side effect, but encephalopathy is rare.
  • Encephalopathy presents with new neurological symptoms.

Purpose of the Study:

  • To report a rare case of metronidazole-induced encephalopathy.
  • To highlight the clinical presentation and diagnostic findings.
  • To emphasize the importance of considering this diagnosis.

Main Methods:

  • Case report presentation.
  • Clinical symptomology review.
  • Brain Magnetic Resonance Imaging (MRI) analysis.

Main Results:

  • The patient presented with frequent falls and slurred speech.
  • MRI revealed T2/FLAIR hyperintensity in bilateral dentate nuclei.
  • Neurological symptoms resolved after metronidazole discontinuation.

Conclusions:

  • Metronidazole-induced encephalopathy is a rare but significant adverse effect.
  • New-onset neurological symptoms after metronidazole initiation warrant consideration of this diagnosis.
  • Prompt drug cessation can lead to symptom resolution.