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Related Concept Videos

Toxicity Testing in Animals01:23

Toxicity Testing in Animals

Toxicity tests in animals are grounded on two main assumptions: first, the effects observed in laboratory animals can be extrapolated to humans, especially when adjusted for body surface area; second, high-dose exposure in animals is essential to identify potential human hazards from lower doses. This is based on the quantal dose-response concept, which faces the challenge of extrapolating results from relatively few test animals to much larger human populations. For example, a 0.01% incidence...
Types of Toxins01:36

Types of Toxins

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.
Air pollutants, primarily gases, pose significant threats to respiratory health, leading to conditions like hypoxia, lung cancer, and in extreme cases, death.
Environmental pollutants like...
Toxicokinetics: Overview01:21

Toxicokinetics: Overview

Studies that assess how a drug is absorbed, distributed, metabolized, and excreted (ADME) at toxic doses are termed toxicokinetics. Understanding toxicokinetics helps predict adverse drug reactions (ADRs) and manage toxicity in humans.Toxicokinetics differs from pharmacokinetics mainly in the dose levels studied, with toxicokinetics focusing on higher toxic doses. The kinetics at these levels can be non-linear due to altered physiological processes. Toxicodynamics examines the relationship...
Toxic Reactions: Overview01:26

Toxic Reactions: Overview

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,...
Toxidromes: Clinical Features01:30

Toxidromes: Clinical Features

Toxidromes are specific patterns of symptoms resulting from toxic substance exposure. They help in the identification and treatment of poisoning. The symptoms of each toxidrome group indicate poisoning by a certain class of chemicals or drugs.1. Sympathomimetic: Stimulates the sympathetic nervous system. Symptoms include agitation, increased heart rate (HR), blood pressure (BP), respiratory rate (RR), temperature, and pupil size. Drugs like cocaine and amphetamines, along with tremors and...
Drug Toxicity: Overview01:00

Drug Toxicity: Overview

Drug toxicity quantifies the harm a compound causes to an organism, varying by dose and potentially impacting whole systems or specific organs like the liver. Toxic reactions may arise from venomous insect or spider bites, with effects ranging from mild symptoms to severe outcomes such as brain damage or death. Common forms of acute poisoning include ethanol intoxication and overdose of pain or fever medications, with substances like GHB and heroin being particularly lethal at doses close to...

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Toxic exotics.

Michael E Peterson1

  • 1Reid Veterinary Hospital, 933 SW Queen Avenue, Albany, OR 97321, USA. petersonkate@netscape.net

The Veterinary Clinics of North America. Exotic Animal Practice
|April 15, 2008
PubMed
Summary
This summary is machine-generated.

Exotic pets like reptiles and amphibians can pose envenomation risks to dogs and cats. This article details venom components, pet responses, and treatment for exotic animal bites.

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Area of Science:

  • Veterinary Toxicology
  • Herpetology
  • Zoology

Background:

  • The increasing popularity of exotic pets presents unique veterinary challenges.
  • Envenomations by non-traditional pets are becoming more common in clinical practice.

Purpose of the Study:

  • To provide veterinarians with essential information on exotic pet envenomations.
  • To cover venom composition, pathophysiological effects, and treatment strategies for common exotic toxic species.

Main Methods:

  • Review of current literature on exotic animal toxins and veterinary responses.
  • Inclusion of representative toxic species from reptile, amphibian, and arthropod groups.

Main Results:

  • Identification of key venom components in various exotic species.
  • Description of characteristic pathophysiological responses in envenomated dogs and cats.
  • Outline of general treatment guidelines for exotic envenomations.

Conclusions:

  • Veterinary professionals must be prepared to manage exotic pet envenomations.
  • Understanding venomous exotic species is crucial for effective pet treatment and owner safety.