Wheezing and upper airway obstruction; subglottic cyst masquerading as asthma.
D001249:Asthma / Q000175:diagnosis*; D002675:Child, Preschool; D003560:Cysts / Q000175:diagnosis*; D003951:Diagnostic Errors; D006801:Humans; D007818:Laryngeal Diseases / Q000175:diagnosis*; D008297:Male