Persistent communications between the carotid and vertebrobasilar arteries (mnemonic)

Last revised by Daniel J Bell on 22 Mar 2019

A mnemonic to recall the persistent communications between the anterior (carotid) and posterior (vertebrobasilar) systems is:

  • HOT Pepper

Knowledge of these anatomical variants is important to avoid confusion with pathology and to prevent inadvertent injury during surgery.


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