The characteristic symptom of asthma –

Clinical manifestations of asthma Wheezing Mast characteristic of asthma                                       Flaring of nostrils                                                                           Fatigue A cough    Cyanosis Dyspnea        Apprehension, restlessness     Tachycardia      Pulsus paradoxus                                                                     Hyper-resonant chest                 In chronic cases, chest becomes barrel shaped    Cardiac arrhythmias due to sever hypoxemia                                                 Intercostal and suprasternal retraction → Excessive use of accessory muscles of respiration.