b'PACEP SCIENTIFIC ASSEMBLY 2025 CPC HIGHLIGHTThe Conclusion:65 year old male presented to the ED for altered mental status. EMS reports they were called after the wife found him on the ground, on his back, covered in vomit. The wife reported that the patient was previously notCPC CASE answering questions appropriately and his speech was different. The wifeSTUDY also reported that he drank a bottle of liquid that he thought was water but tasted sweet, she is not sure what it is. Medics arrived and patient wasRESULTSminimally arousable. He had one episode of vomiting en route. On arrival, patient has slurred speech, is confused and unable to provide much history.CPC Case Results:Arterial Embolism Symptoms: This patient was treated with (HBO)Test to order: CT Abdomen/PelvisDependent on organ affected and had a full recovery Relevance to EM: Although rare, The Final Diagnosis:Brain- change in mental status Air Embolism from Hydrogenimportant to keep ingestion onFocal neurologic deficitthe differential and to know where Peroxide IngestionManagement closest HBO therapy is Patient Course & Relevance to EMSupportive and definitiveThe patient had an accidentaltherapy with hyperbaric oxygen exposure to hydrogen peroxide, and(HBO) treatment given the large quantity, led to gas embolism into the portal vein and cerebral embolism Venous Embolism Symptoms: Minor: minimal to none Severe: Dyspnea, chest pain, lightheadedness, dizziness, R sided heart failurePACEP HAS A STORE!Get the latest in PACEP gearJackets and Vests embroidered with the PACEP Logo. Personalization is also available.VISIT STOREPACEP News | Fall 2025 31'