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Three Main Models of Disablement
Nagi Model, WHO Model (ICF), National Center for Medical Rehabilitation Research
APTA endorses this model of disablement
The WHO's International Classification of Functioning, Disability and Health (ICF)
The Nagi models serves as the basis for...
most other models, including ICF and the Guide for Physical Therapist Practice
in opposition to the MD, who Diagnoses, treats and prevents disease (Pathology), the PT
Diagnoses, Treats and prevents CONSEQUENCES of disease
The impact of acute and chronic conditions on the functioning of specific body systems , on basic human performance, and on people's functioning in expected roles in society is Verbrugge and Jette's definition of
The disablement process
interruption of normal cellular processes and the efforts of the affected systems to regain homostasis
a restriction in the ability to perform, at the level of the whole person, a physical activity in an efficient, typically expected or competent manner
inability to perform or a limitation in the performance of actions, tasks, activities, usually expected in specific roles that are customary for the individual or expected for a person's status or role in a specific sociocultural context and physical environment
4 parts of the ICF disablement process
Health Condition, Impairment, Activity limitation, Participation restriction
Examples of impairment include
Reduced PROM/AROM, reduced muscle force, pain, swelling, anatomically short lower limb, excessive anterior glide of gh jt
Impairment means deviation from..
generally accepted population standards and can be temporary or permanent
Activity limitation is (according to V+Jette)
limitation in performing fundamental physical and mental actions typically used in daily life by one's age/gender group
Activity limitations include those that would affect
altered gait, sleep, climbing stairs, watching TV... SIMPLE THINGS
Participation restriction is defined as a problem...
an individual may experience in involvement in life situations
A Participation restriction is ___ in comparison to an activity limitation
More complex, i.e. ability to exercise/drive to the grocery store
Consider ___ and ___ when understanding why person is disabled
- impairments and activity limitations AND person's social circumstances
Considering disability, reflect on these three things
- person's reaction, - others' perception/sick role expectations, Environment characteristics
Most important to considering disability level is...
risk factors that can affect the presence and severity of impairment, functional limitation and disability
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