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Related Concept Videos

Toxic Reactions: Overview01:26

Toxic Reactions: Overview

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When toxic substances penetrate the human body, they disseminate to various tissues, undergoing metabolic changes. This process yields reactive metabolites that may covalently bind with specific target molecules, resulting in toxicity.
Toxicity falls into two primary categories: local and systemic.
Local toxicity appears at the exposure site, such as protein denaturation caused by caustic substances.
In contrast, systemic toxicity requires the toxic agent's absorption and distribution,...
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Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

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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...
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Anticholinesterase Agents: Poisoning and Treatment01:26

Anticholinesterase Agents: Poisoning and Treatment

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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.     
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Types of Toxins01:36

Types of Toxins

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Humans continually engage with an environment rich in potentially harmful chemicals. These are introduced to our bodies through inhalation, ingestion, or skin contact. These chemicals exist in various forms, such as air and environmental pollutants, agricultural chemicals, organic solvents, and heavy metals.
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Environmental pollutants like...
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Drug Distribution: Tissue Binding01:21

Drug Distribution: Tissue Binding

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Upon entering the systemic circulation, drugs can distribute into the interstitial and intracellular fluid of various tissue cells. This distribution is facilitated by the binding of drugs to different cellular components within tissues, which may lead to drug accumulation in specific areas. Drugs bound to tissue components serve as reservoirs that release free drugs back into the system, prolonging the drug's overall action. However, this accumulation can also result in local toxicity.
For...
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Enhanced Elimination of Poison01:26

Enhanced Elimination of Poison

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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.
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Related Experiment Video

Updated: May 24, 2025

Author Spotlight: Investigating Cellular and Molecular Dynamics During Muscle Regeneration Using Cutting-Edge Single-Cell Technologies
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Injury and Poisoning Profile in Anabolic Steroid Users.

Josefine Windfeld-Mathiasen1, Morten Tulstrup2, Ida M Heerfordt2

  • 1Department of Clinical Pharmacology, Bispebjerg and Frederiksberg Hospital, Copenhagen, Denmark; Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.

Annals of Emergency Medicine
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Summary

Anabolic androgenic steroid users face a significantly higher risk of injuries and poisonings compared to the general population. This includes doubled fracture risks and increased medicinal poisonings, highlighting substantial external harm.

Keywords:
Anabolic steroidsInjuriesPoisoningSteroid abuse

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Area of Science:

  • Sports Medicine
  • Public Health
  • Toxicology

Background:

  • Anabolic androgenic steroid (AAS) use is prevalent in certain athletic and non-athletic populations.
  • Understanding the associated health risks beyond direct physiological effects is crucial for public health initiatives.

Purpose of the Study:

  • To investigate and quantify the 1-year risk of injuries and poisonings in anabolic androgenic steroid users compared to a control group from the general population.

Main Methods:

  • A Danish cohort study identified 1,189 anabolic androgenic steroid users via a national antidoping program, matched with 59,450 controls.
  • Participants were followed for 1 year, with data on hospital contacts and poisonings extracted from nationwide registries.
  • Primary outcomes included the incidence of injuries and poisonings, with secondary analyses differentiating injury types and poisoning causes.

Main Results:

  • Anabolic androgenic steroid users exhibited significantly higher incidences of injuries (risk difference 7.8%, aHR 1.46) and poisonings (risk difference 1.2%, aHR 2.98) compared to controls.
  • The risk of fractures was more than doubled in AAS users (aHR 2.23), with a notable prevalence of head injuries.
  • Medicinal poisoning was the most common type of poisoning among AAS users, with an adjusted hazard ratio of 3.53.

Conclusions:

  • Anabolic androgenic steroid use is demonstrably linked to an elevated risk of both injuries and poisonings.
  • These findings quantify a substantial risk of external harm associated with anabolic androgenic steroid consumption.