RT Journal Article SR Electronic T1 Use of an armoured endotracheal tube in a toddler with mediastinal mass JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e254410 DO 10.1136/bcr-2022-254410 VO 16 IS 3 A1 Prasad, Aalekh A1 Elangaratnam, Diluxshy A1 Agrawal, Shruti A1 O'Donnell, Roddy YR 2023 UL http://casereports.bmj.com/content/16/3/e254410.abstract AB Anterior mediastinal mass presents an airway challenge due to its relative size in a paediatric chest and its invasion and compression of the surrounding structures. We present a case of a toddler with airway obstruction secondary to an anterior mediastinal mass. We describe how the use of an armoured endotracheal tube helped with ventilation while waiting for steroids and chemotherapy to reduce the tumour size and compression.