Common cold

Common cold

1. The Common Cold

2. Coryza Common Cold Syndrome includes rhinitis, tonsilitis , pharyngitis , laryngitis (including croup), pharyngo -laryngitis etc . Sometimes Influenza (the flu) and sinusitis are characterized as a common cold syndrome.

3. The Common Cold The common cold is a viral infection of the upper respiratory tract Usually last approximately 7 days Associated with a number of viruses Ex. Rhinoviruses, parainfluenza viruses Season of the year, age, and prior exposure are important factors in the type of virus causing the infection and the type of symptoms that may occur

4. Mode of transmission Very contagious Spread from person to person Usually from nasal secretions and from fingers of the affected person Most contagious in the first 3 days after symptoms begin Viruses can last up to 5 hours on the skin and hard surfaces

5. Symptoms Begins with a feeling of dryness and stuffiness in the nasopharynx (nose) Nasal secretions (usually clear and watery) Watery eyes Red and swollen nasal mucous membranes Headache Generalized tiredness Chills (in severe cases)

6. Symptoms cont.. Fever (in severe cases) Exhaustion (in severe cases) If the pharynx and larynx (throat) becomes involved: Sore throat Hoarseness

7. Treatment of common cold Antihistamines Decongestants Pain Relievers Cough suppressants Nasal Strips Antibiotics are ineffective!!!

8. When do I see the doctor? See your doctor if you have: Temperature over 101 degrees for more than 48 hours A cough with pain in the chest Shortness of breath Persistent sore throat, without a runny or stuffy nose

9. Consult doctor if… Your throat is very red and it hurts to swallow No improvement within 7 days Severe headache with a fever Worsening pain in one or both ears Any chronic medical condition Ex. Asthma or diabetes

10. Prevention GOOD HANDWASHING! Cough and sneeze into arm or tissue, not into your hand Aerosol sprays (ex. Lysol) Antibacterial sanitizers (ex. Purell)

11. Common Cold Syndrome is a general term of acute inflammatory disease of the upper respiratory tracts such as nasal cavity, tonsils, pharynx and larynx etc.

12. Comparison of Influenza and the Common Cold

13. Common cold Influenza Features More gradual Abrupt Onset Uncommon Common Fever Uncommon Severe , common Myalgia Uncommon Severe , common Arthralgia Uncommon Common Anorexia Mild, uncommon Severe , common Headache

14. Mild to moderate Common , severe Cough (dry) Mild Severe Malaise Very mild, short lasting More common than with the common cold ; lasts 2 to 3 weeks Fatigue, weakness Mild to moderate Common , severe Chest discomfort Common Occasional Stuffy nose Common Occasional Sneezing Common Occasional Sore throat

15. The common cold may be caused by more than 100 different viruses .

16. Medications can help relieve cold symptoms, but only time can cure a cold.

17. Although many people are convinced that a cold results from: 1. exposure to cold weather 2. from getting chilled or overheated 3. fatigue, or sleep deprivation . these conditions have little or no effect on the development or severity of a cold.

18. On the other hand, research suggests that : psychological stress allergic disorders affecting the nasal passages or throat menstrual cycles may have an impact on a person's susceptibility to colds.

19. Common cold UP TO 6 COMMON COLDS/YEAR IN ADULTS AND 8 COMMON COLDS/YEAR IN CHILDRENS ACCEPTABLE.

20. Common Cold Viruses % COLD SEROTYPE VIRUSES 60 +100 RHINOVIRUS 15 2 CORONAVIRUS < 10 3 INFLUENZA < 10 4 PARA INFLUENZA <10 2 R S V < 10 47 ADENOVIRUS < 10 +40 ENTROVIRUS

21. The end