31st July 2023

A 52-year-old man with a background of malignant melanoma is being managed for severe immunotherapy-induced colitis

A 52-year-old man with a background of malignant melanoma is being managed for severe immunotherapy-induced colitis. He is being cared for on HDU, and artificially fed through an NG tube. Two days after commencing tube feeding, he becomes more unwell with profuse muscle weakness and vomiting, and is subsequently diagnosed with refeeding syndrome.

Which of the following cardiac complications is this patient at risk of?

Select the SINGLE most appropriate option from the list below. Select ONE option only.