Foreign Body Airway

A 3-year-old boy is brought to the emergency department with a 2-hour history of sudden onset coughing and stridor after playing with small toys. On examination, he has inspiratory stridor, mild respiratory distress, and decreased air entry on the right side. Chest X-ray shows a radiopaque foreign body at the level of the right mainstem bronchus. What is the most appropriate immediate next step in management?

A 5-year-old girl is brought to the ENT clinic 4 days after suspected aspiration of a peanut. She has persistent dry cough and mild dyspnoea. Chest X-ray shows hyperinflation of the right lung with mediastinal shift to the left, suggesting a radio-lucent FB in the right mainstem bronchus. She is haemodynamically stable and has adequate oxygen saturation. What is the most appropriate immediate next step?

A 3-year-old child presents with acute onset stridor and cyanosis after playing with peanuts. Chest X-ray shows hyperinflation of the right lung with mediastinal shift. Which feature best distinguishes a foreign body aspiration from acute epiglottitis in this clinical scenario?

Which of the following is the most common site of lodgement for foreign bodies in the larynx and trachea in children?

A 28-year-old woman presents with a 2-week history of progressive dysphagia and throat discomfort. She denies any acute aspiration event. On examination, the larynx appears normal on indirect laryngoscopy, but she has persistent symptoms. Imaging is suspected to rule out a radiolucent foreign body or other pathology. Which investigation is most appropriate for visualizing a non-radiopaque foreign body in the hypopharynx and cervical esophagus?