A 6 months old baby coming with /o increasing difficulty in breathing of 2 days

A 6 months old baby coming with /o increasing difficulty in breathing of 2 days duration and on examination baby is afebrile & B/L wheeze & CXR shows B/L hyperinflation of the lungs with normal WBC count, the diagnosis is –

    1. Bronchiolitis
    1. Asthma
    1. Ch. Bronchitis
    1. Pneumonia5) F.B.

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Clinical manifestations of bronchiolitis

  • The usual course of disease is 1-2 days of → Fever, Rhinorrha, Cough
  • This is followed by -
  • Wheezing
  • Cyanosis
  • Tachypnea
  • Nasal flaring
  • Breathing pattern is shallow
  • Rales, crepitation and ronchi
  • Respiratory distress → retraction of intercostal space & suprasternal notch.
  • Liver and spleen are pushed downward because the hyperinflated emphysematous lungs push the diaphragm downward.
  • Anteroposterior diameter of chest is increased and hyperresonance is noted on percussion.
  • The leukocyte count is normal or slightly elevated.

Chest X-ray

  • Hyperinflation of the lung o Diaphragm is pushed down
  • Lung fields are abnormally translucent.