1. CARDIAC means relating to the heart.
2. The Auslan sign for HEART can also be used to describe things relating to the heart, so it also has the sense of 'cardiac' when used in this way. See the sign for HEART.
3. However, if you know a sign for CARDIAC used by you or other Auslan users (deaf people or interpreters) please go to "Report missing sign" and supply details. Thank you.