A child presents with stridor, barking cough and difficulty in breathing since 2-3 days. He has a fever and elevated leukocyte count. All of the following statements about his condition are true, except
Subglottic stenosis and hypopharyngeal dilatation may be seen on x-rays. Boys are more commonly affected than girls Symptoms are predominantly caused by involvement of the subglottis Antibiotics form the mainstay of treatment