Seeing the Forest Through the Wheeze: Laryngeal Involvement in ...

Cough
• Habit/chronic cough
– Larynx engaged in disordered loop of behavior
• Psychogenic cough
– Cough occurs secondary to emotional/psychological issues
• Laryngeal hypersensitivity/hyper-reactivity
– Larynx over-reacts to triggering stimuli secondary to irritation of
the larynx by refluxed stomach contents
• Neuropathic cough
– Cough occurs secondary to viral neuropathy
• Cough Hypersensitivity Syndrome (Morice, 2009)
– Th2-type immune response vs. reflux symptoms