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Intoxication by cholinesterase inhibitors versus opioid intoxication
Mary Rodríguez-Pérez1, Amada Sanchez-Galicia, Lourdes Calderón de Cabrera
1Toxicology Unit, Department of Pharmacology and Toxicology, Universidad de los Andes School of Medicine, Mérida 5101, Venezuela.
Veterinary and Human Toxicology
|June 5, 2003
Summary
A patient with cholinergic syndrome was misdiagnosed due to alcohol intoxication. Accurate patient history and physical examination are crucial for correct clinical intoxication diagnosis.
Area of Science:
- Toxicology
- Emergency Medicine
- Clinical Diagnosis
Background:
- A 47-year-old male shopkeeper presented with symptoms following ingestion of an unknown substance while intoxicated with ethylic alcohol.
- The patient was admitted to the University Hospital of the Andes in critical condition.
Observation:
- The patient exhibited a clear cholinergic syndrome upon admission.
- Initial diagnostic assessments led to an erroneous conclusion of acute pulmonary edema and opioid intoxication.
Findings:
- The case highlights the potential for misdiagnosis in complex intoxication scenarios.
- Cholinergic syndrome presentation can be masked or mimicked by other conditions, especially with co-existing alcohol intoxication.
Implications:
- Emphasizes the critical importance of a thorough patient history and meticulous physical examination in managing clinical intoxications.
- Underscores the need for clinicians to avoid underestimating subtle yet critical clinical signs during patient evaluation.
- Suggests that a high index of suspicion for less common toxins is warranted in emergency presentations with ambiguous signs and symptoms.