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Related Concept Videos

Pharmaceutical Poisoning: Treatment Strategies01:26

Pharmaceutical Poisoning: Treatment Strategies

Treatment strategies for poisoning are a critical aspect of emergency medicine, focusing on preventing the absorption of toxins and enhancing their elimination. When a poisoning incident occurs, the first response is to halt exposure and decontaminate the patient, particularly through gastrointestinal (GI) methods if the poison was ingested.Gastrointestinal Decontamination Techniques:Activated charcoal is the cornerstone of GI decontamination. It works through adsorption, binding the toxin to...
Anticholinesterase Agents: Poisoning and Treatment01:26

Anticholinesterase Agents: Poisoning and Treatment

Anticholinesterases, also known as cholinesterase inhibitors, work by blocking the breakdown of acetylcholine, leading to its accumulation in the synaptic cleft. This accumulation indirectly enhances both muscarinic and nicotinic actions. These agents are classified as reversible or irreversible based on their mechanism of action.     
Irreversible agents form a strong bond with the cholinesterase enzyme, making it inactive. The breakdown of the phosphorylated enzyme is slower than the...
Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
Pharmaceutical Poisoning: Potential Scenarios01:26

Pharmaceutical Poisoning: Potential Scenarios

Pharmaceutical poisoning can occur through various channels, impacting an estimated 2 million hospitalized patients in the U.S. annually with serious adverse drug responses. These scenarios encompass both therapeutic uses, such as drug toxicity, where even standard dosages can lead to severe central nervous system depression, and non-therapeutic exposures, including accidental ingestion by children, and environmental and occupational exposures.Unintentional poisonings often involve exploratory...
Enhanced Elimination of Poison01:26

Enhanced Elimination of Poison

Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
Antidotes01:17

Antidotes

Antidotes are medicinal substances used to counteract the harmful effects of toxins or drugs in the body. They function in various ways, each uniquely designed to combat specific toxic compounds.
Specific antidotes operate by inhibiting the enzymes that control biochemical pathways, reducing the production of harmful metabolites.
An example of an antidote is atropine, which counteracts the detrimental effects of cholinesterase inhibitors. It achieves this by deactivating muscarinic receptors,...

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Managing aluminum phosphide poisonings.

Mohan Gurjar1, Arvind K Baronia, Afzal Azim

  • 1Department of Critical Care Medicine, Sanjay Gandhi Postgraduate Institute of Medical Sciences (SGPGIMS), Lucknow, UP, India.

Journal of Emergencies, Trauma, and Shock
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Aluminum phosphide (AlP) poisoning is a serious agricultural pesticide issue. Prompt supportive care, including resuscitation and intensive monitoring, improves patient outcomes despite a lack of specific antidotes.

Keywords:
Aluminum phosphidecritical careemergency managementpoisoning

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Area of Science:

  • Toxicology
  • Emergency Medicine
  • Cardiology

Background:

  • Aluminum phosphide (AlP) is a widely used, inexpensive pesticide.
  • AlP poisoning is a significant cause of mortality among agricultural pesticide poisonings.
  • Ingestion liberates toxic phosphine gas, leading to rapid systemic effects.

Purpose of the Study:

  • To review the mechanisms of toxicity, clinical presentation, diagnosis, and management of aluminum phosphide poisoning.
  • To highlight the importance of early and intensive supportive care in improving outcomes.
  • To identify prognostic factors associated with AlP poisoning.

Main Methods:

  • Review of existing literature on aluminum phosphide poisoning.
  • Analysis of clinical manifestations, diagnostic methods, and treatment strategies.
  • Identification of factors influencing patient prognosis.

Main Results:

  • AlP toxicity primarily affects cardiac and vascular tissues, causing severe hypotension and heart failure.
  • Diagnosis can be confirmed with a simple silver nitrate test.
  • No specific antidote exists; management relies on supportive care, including resuscitation and cardiovascular support.
  • Acidosis and shock are poor prognostic indicators.

Conclusions:

  • Aluminum phosphide poisoning requires immediate medical attention and aggressive supportive care.
  • Effective management focuses on resuscitation, intensive monitoring, and cardiovascular support.
  • Improved intensive care has led to better outcomes in recent years.