Table 3. CrC based on the interventions needed.

Intervention	Complications	Number (n)
Needed immediate surgical or medical intervention	Pulmonary infection SVC obstruction Intestinal obstruction Neutropenic enterocolitis Spinal cord compression Airway compromise/obstruction Brain herniation Pneumothorax Anastomotic site leak Cellulitis or retropharyngeal Abscess/ oedema GVHD Engraftment syndrome	62 40 34 27 24 8 13 13 7 6 2 1
Radiological intervention	Ureteric obstruction Biliary obstruction Gross effusion Tumour rupture/bleed Intratumoural bleed	57 29 24 7 1
Changed the treatment strategy	Drug induced complications Treatment related changes (post RT, post-surgery complications) Spinal cord compression Perineural spread of disease	42 58 24 8
Required additional treatment course	Pulmonary infection Pulmonary haemorrhage Pneumothorax Pulmonary thromboembolism Tumour bleed Haematuria post RT which did not respond to conservative management	62 14 13 13 8 1
Wait and watch	Fistula formation Visceral infarct Pseudocirrhosis (Transient) Intussusception	22 11 3 4

SVC: Superior vena cava; GVHD: Graft versus Host Disease