<prompt> A 6 months old baby coming with o increasing difficulty in breathing of 2 days duration and on examination baby is afebrile BL wheeze CXR shows BL hyperinflation of the lungs with normal WBC count, the diagnosis isBronchiolitisAsthmaCh. BronchitisPneumonia  <response>: Clinical manifestations of bronchiolitis The usual course of the disease is 1-2 days of Fever, Rhinorrhea, CoughThis is followed by -Wheezing Cyanosis Tachypnea Nasal flaring The breathing pattern is shallowRales, 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 the chest is increased and hyper-resonance is noted on percussion.The leukocyte count is normal or slightly elevated.Chest X-rayHyperinflation of the lungThe diaphragm is pushed down Lung fields are abnormally translucent. 