Paroxetine Serotonin Syndrome: Case Report of Fatal Outcome
- Okay, here's a breakdown of the key facts from the provided text, focusing on the patient's case and the attempts to address paroxetine toxicity:
- * The patient developed a tracheal injury requiring veno-venous Extracorporeal Membrane Oxygenation (vv-ECMO).
- * Due to the vv-ECMO, cytosorb™ (a hemadsorption device) was added to the circuit as an experimental treatment.There are no formal guidelines recommending its use in this...
Okay, here’s a breakdown of the key facts from the provided text, focusing on the patient’s case and the attempts to address paroxetine toxicity:
Patient Presentation & Initial Situation:
* The patient experienced paroxetine poisoning.
* Initially, the patient was managed conservatively.
* The patient developed a tracheal injury requiring veno-venous Extracorporeal Membrane Oxygenation (vv-ECMO).
cytosorb™ attempt:
* Due to the vv-ECMO, cytosorb™ (a hemadsorption device) was added to the circuit as an experimental treatment.There are no formal guidelines recommending its use in this situation.
* A 6-hour CytoSorb™ treatment was performed.
* The cytosorb™ treatment was ineffective: It did not reduce paroxetine levels, nor did it lead to clinical advancement.
* Limitation of CytoSorb™ assessment: The study only measured total blood paroxetine concentrations. They did not sample blood before and after the CytoSorb™ filter, so they couldn’t determine how much paroxetine the device actually removed.
Cause of Death & differential Diagnoses:
* The patient ultimately died from Acute Respiratory Distress Syndrome (ARDS).
* Aspiration pneumonia was considered, but deemed unlikely: Repeated tests (bronchoalveolar lavage and blood cultures) were negative for pathogens. Though, it couldn’t be completely ruled out due to the initial altered mental status.
* Infectious causes: Empiric antibiotic treatment was started and later switched to meropenem due to clinical deterioration. Prior antibiotic use may have affected test results.
* TRALI (Transfusion-Related Acute Lung injury) was excluded: The patient hadn’t received blood products.
* Paroxetine-induced ARDS: The text highlights that severe ARDS has been reported as a complication of paroxetine poisoning in previous case reports (references 23 & 24). one case showed recurrent ARDS resolving with paroxetine discontinuation.
In essence, the case describes a severe paroxetine poisoning complicated by tracheal injury and ARDS. An experimental attempt to use CytoSorb™ was unsuccessful, and the patient’s death was attributed to ARDS, with a possible (but unconfirmed) contribution from paroxetine toxicity itself.