cardialkardiaal
Cardialkardiaal is a term that appears to be a misspelling or a portmanteau. It does not correspond to a recognized medical term, scientific concept, or established word in common usage.
When analyzing the word, it can be broken down into two parts. "Cardial" is likely a variation
However, without further context, it is impossible to ascertain the intended meaning or origin of "cardialkardiaal."