The Abductory Twist During Gait

An abductory twist is a reasonable common observation during a gait analysis and is caused by a number of different things. It is commonly associated with ‘overpronation‘. It is seen as a sudden abduction or whip of the heel medially (abduction) just as the heel comes off the ground. See this video for what it looks like:

Most Useful Resources:
Biomechanics of abductory twist (Foot Health Forum)
The abductory twist (Podiatry Update)
Abductory Twist (Podiatry Online TV)
The doc said I have an abductory twist… ? (Podiatry Experts)
My advice if you have an abductory twist (Running Injury Advice)
The Medial Heel Whip (Physio Ninja)
An Abductory Twist (Dr the Foot Without the Dr)