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Homicidal poisoning by paraquat
B G Stephens1, S K Moormeister
1Medical Examiner's Office, City and County of San Francisco, California 94103, USA.
The American Journal of Forensic Medicine and Pathology
|March 1, 1997
Summary
Homicidal paraquat poisoning is challenging to diagnose, often overlooked even with unusual symptoms. This study highlights four cases, emphasizing the need for clinical suspicion in poisoning investigations.
Area of Science:
- Toxicology
- Forensic Pathology
- Clinical Medicine
Background:
- Paraquat poisoning presents diagnostic challenges for clinicians and forensic pathologists.
- Intentional paraquat poisoning is frequently underestimated, even in atypical clinical presentations mimicking inflammatory diseases.
Observation:
- Four cases of homicidal paraquat poisoning are reported, with three resulting in convictions.
- One additional case was suspected but remained unproven.
Findings:
- The study underscores the difficulty in identifying paraquat as a cause of death in homicidal poisoning cases.
- Atypical clinical courses, even those resembling inflammatory conditions, may mask paraquat poisoning.
Implications:
- Clinicians and pathologists should consider paraquat poisoning in unexplained poisoning cases.
- Guidelines for suspecting paraquat poisoning and recommendations for its treatment are provided.