Coma - with associated symptoms

Here you'll find our current definition of the critical illness, additional condition or child specific condition we cover. We've also listed any previous definitions we may have had. With each new definition we've highlighted what's changed from the previous definition.

Current definition

December 2023

Coma - with associated symptoms

A state of unconsciousness with no reaction to external stimuli or internal needs which requires the use of life support systems for a period of 72 hours.

Changes from the previous definition

We've changed the period of 96 hours needed for life support to 72 hours.

Previous definitions

Coma - with associated symptoms

A state of unconsciousness with no reaction to external stimuli or internal needs which requires the use of life support systems for a period of 96 hours.

Changes from the previous definition

We've removed the need for associated permanent neurological deficit with persisting clinical symptoms and instead have added the use of a life support system for a period of 96 hours.

Coma with associated permanent symptoms

A state of unconsciousness with no reaction to external stimuli or internal needs with associated permanent neurological deficit with persisting clinical symptoms.

For the above definition, the following are not covered:

  • medically induced coma.

Changes from the previous definition

We've removed the drug and alcohol exclusion.

Coma – with associated permanent symptoms

A state of unconsciousness with no reaction to external stimuli or internal needs with associated permanent neurological deficit with persisting clinical symptoms.

For the above definition, the following are not covered:

  • medically induced coma; and
  • coma secondary to alcohol or drug abuse.