<prompt> 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, exceptSubglottic stenosis and hypopharyngeal dilatation may be seen on x-rays.Boys are more commonly affected than girlsSymptoms are predominantly caused by involvement of the subglottisAntibiotics form the mainstay of treatment  <response>: Once the diagnosis has been made, treatment of the exact cause can be planned. When there is secondary infection with fever and toxaemia or purulent expectoration, antibiotics are the treatment of choice. Voice rest, avoidance of smoking and alcohol, Steam inhalation, Cough sedative, Analgesics, Steroids are the other treatment modalities. Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no.328 