These are a symptom of some cancers, where tumours erode major blood vessels resulting in extensive and rapid blood loss that leads to death. Estimates are unreliable but more than 1 in 10 people with advanced cancer could die this way. Guidance for the management of terminal haemorrhages suggests the use of dark sheets and towels to camouflage the extent of the blood loss. That’s it.
If you live in the UK and you think you, or someone you know, would like the choice to avoid such a fate, please consider taking this survey: https://www.smartsurvey.co.uk/s/M66AML/
The information above was taken from this report: https://www.dignityindying.org.uk/wp-content/uploads/DiD_Inescapable_Truth_WEB.pdf