Symptoms

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SYMPTOMS TO LOOK OUT FOR IN ASTHMA

Cough(b)

The main symptoms are

  • Difficulty in breathing out.
  • Chest tightness.                                            
  • Persistent Cough usually worse at night.
  • Wheezing (whistling sound on breathing out).
  • Increased nasal secretions.
  • Consciousness of increased respiratory rate/ heart rate.
  • Inability to complete a sentence in one breath.

Pattern of symptoms (periodicity)  is of special significance in asthma, which maybe:

  • Perennial, seasonal or both
  • Continual, episodic or both.
  • Onset and duration, 
  • Frequency (no. of days or nights per week or month)
  • Diurnal variations (especially in the night or early  morning).

Severity of Asthma: On basis of the severity and pattern of the symptoms asthma is classified as

I. Mild Intermittent

  • Symptoms
    • Asymptomatic or less than 2 times a week.
    • Acute attacks are brief.
  • Nightime symptoms –  Less than 2 times a month
  • Lung function
    • FEV1 or PEF>=80% of predicted. 
    • PEF variation less than 20 %

2. Mild Persistent

  • Symptoms
    • Symptoms occur less than 2 times a week but less than once a day.
    • Acute attacks may affect daily routine.
  • Nightime symptoms –  More than 2 times a Month
  • Lung function
    • FEV1 or PEF>= 80%.
    • PEF variation is 20-30%

3. Moderate Persistent

  • Symptoms
    • Symptoms daily.
    • Acute attacks >2 week and may last for days affecting routine.
    • B-2 agonist inhalation needed daily.
  • Nightime symptoms –  More than once a week.
  • Lung function
    • FEV1 or PEF between 60-80% predicted.
    • PEF variation >30%.

4. Severe Persistent

  • Symptoms
    • Symptoms continually.
    • Acute attacks frequent.
    • Physical activity is limited.
  • Nightime symptoms –  Frequent
  • Lung function
    • FEV1 or PEF between 60-80% predicted.
    • PEF variation >30%.