What are the common causes of laryngopharyngitis?
Viral Infections:- Influenza viruses (Types A and B)
- Parainfluenza viruses (Types 1, 2, 3, and 4)
- Respiratory syncytial virus (RSV)
- Adenoviruses
- Rhinoviruses
- Enteroviruses
- Epstein-Barr virus
- Varicella-zoster virus (VZV)
- Coxsackievirus
- Measles virus
Bacterial Infections:
- Streptococcus pyogenes (Group A streptococcus)
- Staphylococcus aureus
- Streptococcus pneumoniae
- Haemophilus influenzae
- Mycoplasma pneumoniae
- Chlamydia pneumoniae
- Bordetella pertussis (Whooping cough)
- Corynebacterium diphtheriae (Diphtheria)
Allergies:
- Pollen
- Dust
- Pet dander
- Food allergies
- Mold spores
Irritants:
- Cigarette smoke
- Secondhand smoke
- Pollution
- Chemicals
- Dust
Other Causes:
- Acid reflux (Gastroesophageal reflux disease)
- Chronic sinus conditions
- Laryngeal muscle strain or overuse (e.g., due to excessive talking or singing)
- Vocal cord dysfunction
- Structural abnormalities (such as vocal cord polyps, nodules, or cysts)
- Radiation therapy to the neck area
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