Carcinogen risk assessment guidelines and children.

Carcinogen risk assessment guidelines and children.

Over two years ago, the White House issued Executive Order 13045, "Protection of Children from Environmental Health Risks and Safety Risks," which called upon federal agencies to identify and assess environmental health and safety risks that may disproportionately affect children and to ensure that their policies, programs, and standards address these risks (1). The executive order reflected a ...

Guidelines for Carcinogen Risk Assessment

Guidelines for Carcinogen Risk Assessment

Carcinogen risk assessment.

A molecular biological rationale for the linear nonthreshold dose-response pattern for carcinogenesis is presented based on the mutagenic activation of oncogens as the basis of initiation. The approach assumes that the linear nonthreshold dose pattern at very low doses applies only to tissues that are promoted by intrinsic and extrinsic agents other than the one being modeled, and that risk is ...

Children with Specific Learning Disabilities: Identification, Assessment and Guidelines for Teachers and Parents

Background: According to the latest definition presented by American Psychiatric Association within the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) published may 2013, a specific learning disabilities characterized as a neurodevelopmental disorder that affects individual learning. In this edition, the term “learning disability” was changed to the “specific...