Related Experiment Videos
[Poisoning with shoe dye. A clinical case].
M Maione1, G P Fabbrini, C Mazzi
1Servizio di Anestesia e Rianimazione, USL n. 21, Regione Toscana.
Minerva Anestesiologica
|December 1, 1990
Summary
A young male experienced severe poisoning from aniline shoe dye, leading to a semicomatose state and dark arterial blood. Intravenous methylene blue rapidly reversed methemoglobinemia, restoring consciousness.
Area of Science:
- Toxicology
- Emergency Medicine
- Pharmacology
Background:
- Aniline dyes, commonly found in shoe blackening agents, pose a significant toxicological risk.
- Acute poisoning can lead to severe systemic effects, including altered mental status and dangerous blood gas abnormalities.
Observation:
- A young male presented with a semicomatose state following exposure to aniline shoe black.
- Arterial blood gas analysis revealed unusually high oxygen tension (>100 mmHg) and a "very dark" appearance, indicative of methemoglobinemia.
Findings:
- Intravenous administration of methylene blue at a dose of 2 mg/kg was effective in treating the poisoning.
- Methylene blue successfully reduced methemoglobin levels back to hemoglobin.
- The patient's level of consciousness improved immediately after treatment.
Implications:
- This case highlights the critical need for prompt diagnosis and management of aniline poisoning.
- Methylene blue is a crucial antidote for methemoglobinemia caused by aniline exposure.
- Awareness of aniline toxicity from consumer products is essential for public health and emergency preparedness.