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N220 Session 1
Definitions, Principals, Frameworks, Components, Factors, Variables, and Statistical Measurements
17
Nursing
Undergraduate 2
08/27/2016

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Term

4 Component Framework for Pathophysiology

+ Questions that they ask

Definition

1. Etiology - What triggered the disease process?

2. Pathogenesis - How did the disease develop in the body?

3. Clinical Manifestations - What do I see and what does the patient say?

4. Treatment Implications - What are the best treatment modalities for this disease process?

Term
Etiology
Definition
  • Study of causes or reasons for phenomena
  • Identifies causal factors that, acting in concert, provoke a particular disease or injury
Term
Idiopathic
Definition
The cause is unknown
Term
Iatrogenic
Definition
The result of an unintended or unwanted medical treatment.
Term
Risk Factor
Definition
A factor that when present increases the likelihood of disease.
Term
Pathogenesis
Definition
  • The development or evolution of a disease, from the initial stimulus to the ultimate expression of the manifestations of the disease.
  • Describes how etiologic factors alter physiologic function.
  • Expression of clinical manifestations that are observed in a particular disorder/disease.
Term
Clinical Manifestations
Definition
Data gathered by observation of and reporting from a patient.
  • Signs (Objective)
  • Symptoms (Subjective)
Term
Signs
Definition
Objective or observed manifestations of disease
Term
Symptoms
Definition
Subjective feelings of abnormality in the body reported by the affected individual.
Term
Syndrome
Definition
Etiology of signs and symptoms has not yet been determined.
Term
4 Stages of Clinical Manifestation and 2 Clinical Course
Definition
1. Latent Period
2. Prodromal Period
3. Acute Phase
4. Subclinical Stage

1. Acute 2. Chronic
Term
Latent Period
Definition
Time between exposure of tissue to injurious agent and first appearance of signs and/or symptoms.
Term
Prodromal Period
Definition
Time during which fist signs and/or symptoms appear indicating onset of disease.
Term
Acute Phase
Definition
Disease/illness reaches full intensity.
Term
Subclinical Stage
Definition
Patient functions normally; disease processes are well established.
Term
Acute Clinical Course
Definition
Short-lived
May have severe manifestations
Typically requires hospitalization and immediate interventions.
Term
Chronic Clinical Course
Definition
May last months to years
Sometimes follows acute course
Long-term disease management approach.
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