Ertapenem-Induced Delirium

Autor: Mariana Bilreiro, Luís Marote Correia
Jazyk: English<br />Portuguese
Rok vydání: 2022
Předmět:
Zdroj: Gazeta Médica, Vol 1, Iss 1 (2022)
Druh dokumentu: article
ISSN: 2183-8135
2184-0628
Popis: Neurotoxicity is an unusual iatrogenic effect associated with carbapenems, typically manifested as seizures or hyperactive delirium. We present an 89-year-old female patient with a medical history of hypertension and chronic kidney disease who was admitted for acute tracheobronchitis and anemia related to diverticular disease. As a complication, she developed acute cystitis caused by extended spectrum ß-lactamases producing Klebsiella pneumoniae, so intravenous ertapenem was started. On the second day of antibiotic therapy, the patient manifested visual hallucinations followed by an inattentive and lethargic state suggestive of a hypoactive delirium. An ertapenem-induced neurotoxicity was suspected. Upon substitution by meropenem, the patient improved, and symptom reversal occurred after 72 hours. We present a review of ertapenem-induced hallucinations and address pharmacokinetics aspects namely renal dysfunction and hypoalbuminemia that could potentiate encephalopathy. Although rare, clinicians should be aware of non-seizure ertapenem related neurotoxicity. Ready recognition can lead to rapid improvement and prevent dire outcomes.
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