Assignment task:
Calum is a 12-year-old male, weight 51 kg. He presented to ED with worsening respiratory symptoms over the past three hours. His parents state he is unable to talk in full sentences or undertake a peak flow. In ED Calum has been given 3 x 20 minutely nebulised Salbutamol with 6LPM of O2, IVF commenced and Atrovent given as ordered, Stat dose of Prednisone has been administered. Chest X-ray shows hyperinflation of both lung fields. He has been admitted to ICU due to his deteriorating respiratory function with a diagnosis of acute exacerbation of asthma. Explain the pathogenesis and pathophysiology causing the clinical manifestations with which Master Calum presents. Need Online Tutoring?