Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

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,...
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...
Drug Toxicity: Allergic Reactions01:30

Drug Toxicity: Allergic Reactions

Drug-related allergies are immune-mediated responses triggered by the administration of pharmacological agents. These hypersensitivity reactions are classified based on the immune mechanisms involved. The four primary types—Type I, II, III, and IV—are mediated by different immunological pathways and exhibit distinct clinical manifestations.Type I Hypersensitivity/ IgE-Mediated Reactions: Immunoglobulin E (IgE) immediately mediates Type I hypersensitivity reactions. Upon initial exposure to a...
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: Risk factors01:24

Drug Toxicity: Risk factors

Adverse Drug Reactions (ADRs) are potential complications that arise during pharmacotherapy, influenced by multiple risk factors. Age plays a significant role; both neonates and the elderly are at heightened risk due to their respective immature and diminished metabolic and elimination processes. Gender also impacts ADRs, with females experiencing a 1.5 to 1.7-fold greater risk than males, which may be linked to pharmacokinetic, pharmacodynamic, and hormonal differences. Notably, neonates, the...
Drug Toxicity: Dose-Dependent Reactions01:24

Drug Toxicity: Dose-Dependent Reactions

Drug toxicities can be stratified into pharmacological, pathological, or genotoxic based on their mechanisms. The incidence and severity of these toxicities generally increase with the drug's concentration in the body and exposure time.Pharmacological toxicity is evident when the therapeutic effects of drugs overshoot into adverse reactions in a predictable, dose-dependent manner. Central nervous system (CNS) depression from barbiturates is a classic example, with effects escalating from...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Graphene-Induced Pore Formation on Cell Membranes.

Scientific reports·2017
Same author

BeiDou Signal Acquisition with Neumann-Hoffman Code Modulation in a Degraded Channel.

Sensors (Basel, Switzerland)·2017
Same author

Real-Time GNSS-Based Attitude Determination in the Measurement Domain.

Sensors (Basel, Switzerland)·2017
Same author

Measuring Road Network Vulnerability with Sensitivity Analysis.

PloS one·2017
Same author

Increased expression of PD‑L1 by the human papillomavirus 16 E7 oncoprotein inhibits anticancer immunity.

Molecular medicine reports·2017
Same author

Vegetation Changes in the Permafrost Regions of the Qinghai-Tibetan Plateau from 1982-2012: Different Responses Related to Geographical Locations and Vegetation Types in High-Altitude Areas.

PloS one·2017

Related Experiment Video

Updated: Jul 3, 2026

Anterior Segment Organ Culture Platform for Tracking Open Globe Injuries and Therapeutic Performance
07:27

Anterior Segment Organ Culture Platform for Tracking Open Globe Injuries and Therapeutic Performance

Published on: August 25, 2021

[Toxic anterior segment syndrome].

Lin Zhao1, Xiao-Rong Li

  • 1Eye Center, Tianjin Medical University, Tianjin 300070, China.

[Zhonghua Yan Ke Za Zhi] Chinese Journal of Ophthalmology
|August 8, 2008
PubMed
Summary
This summary is machine-generated.

Toxic anterior segment syndrome (TASS) is a sterile eye inflammation after surgery. While steroid therapy helps, prevention is key to managing this condition and its complications.

More Related Videos

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation
17:28

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation

Published on: June 17, 2015

Nasolacrimal Lavage as a Treatment for Ocular Surface Toxic Soup Syndrome
03:40

Nasolacrimal Lavage as a Treatment for Ocular Surface Toxic Soup Syndrome

Published on: April 25, 2025

Related Experiment Videos

Last Updated: Jul 3, 2026

Anterior Segment Organ Culture Platform for Tracking Open Globe Injuries and Therapeutic Performance
07:27

Anterior Segment Organ Culture Platform for Tracking Open Globe Injuries and Therapeutic Performance

Published on: August 25, 2021

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation
17:28

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation

Published on: June 17, 2015

Nasolacrimal Lavage as a Treatment for Ocular Surface Toxic Soup Syndrome
03:40

Nasolacrimal Lavage as a Treatment for Ocular Surface Toxic Soup Syndrome

Published on: April 25, 2025

Area of Science:

  • Ophthalmology
  • Surgical Complications
  • Inflammatory Diseases

Context:

  • Toxic anterior segment syndrome (TASS) is a significant postoperative inflammatory condition.
  • Characterized by distinct clinical features and potential severe complications.
  • TASS diagnosis can be challenging, often confused with infectious endophthalmitis.

Purpose:

  • To review the causes and clinical presentation of TASS.
  • To differentiate TASS from infectious endophthalmitis.
  • To emphasize the importance of prevention in TASS management.

Summary:

  • TASS involves sterile inflammation of the anterior eye segment post-surgery.
  • Identified causes include irrigating solutions, ophthalmic viscosurgical devices, instrument contaminants, medications, and intraocular lenses.
  • Steroid therapy is effective, but prevention remains the primary strategy.

Impact:

  • Improved understanding of TASS etiology and diagnosis.
  • Highlights the critical role of preventative measures in ophthalmic surgery.
  • Aims to reduce the incidence and impact of TASS on patient outcomes.