Self Care- Common Cold
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What is the DEFINITION of the Common Cold?
Self-limiting viral infection of the upper respiratory tract
What Factors increase a persons SUSECPTIBILITY of getting a cold?
- Increased population density
- Chronic physiologic stress
What VIRUS causes the most COLDs?
- ---respiratory synctical virus
- ---corona virus
- (less common)
How is the COLD VIRUS transmitted?
- Self-Inoculation (last for 3hrs on surface)
What are the (5) Steps of the PATHOPHYSIOLOGY of a Cold?
- Exposure to virus
- Virus invades host
- Incubation period
- Inflammatory mediators released
- Local reactions
When in the PEAK concentration of the VIRUS in a cold?
What INFLAMMATORY MEDIATORs are released from infected cells in a cold?
What are the LOCAL REACTIONS of a cold?
- leakage of plasma thru cell openings
- stimulation of sensory nerve reflex
What are the most FREQUENT cold symptoms?
- Sore Throat--2days
- Nasal Congestion
What are the INFREQUENT cold symptoms?
- Low-grade fever
What are the COMPLICATIONS of a cold?
- Otits Media
- Exacerbation of asthma & COPD
What are the TREATMENT goals for a Cold?
- Reduce Bothersome symptoms
- Improve fxn and well-being
- prevent spread
What are the (6) EXCLUSIONS for self treatment of a COLD?
- Fever exclusion
- Chest pain
- Shortness of breath
- Pulmonary/Cardiopulmonary disease--severe
- AIDS or immunosuppressed disease
- Sore throat >2days
What are (7) NON-PHARMACOLOGIC treatments for a cold?
- increased flui intake
- salt water gargle
- nasal irrigation
- nasal strips
- anti-viral kleenex
What is Nasal Congestion triggered by?
- Allergic reactions
- URT infections
What is the SYMPATHETIC autonomic enervation of nasal vasculature?
NE or Epi binds to alpha-1 adrenergic receptors---vasocontriction---decrease mucous secretions
What is the PARASYMPATHETIC autonomic enervation of nasal vasculature?
ACH binds to M3 muscarinic receptors--- increase mucous secretions
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