Page 20 - 10. Asthma
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2. INTRINSIC FACTORS
• Severe coughing such as postnasal drip, chronic rhinitis, sinusitis, or
gastroesophageal reflux disease (GERD or heartburn). Coughing because of
sinusitis / allergic with asthma is common.
• Stress
➢Stress hormones (cortisol and Noradrenaline / norepinephrine) released in
response to stress can cause muscles to contract and cause narrowing of
blood vessels.
