Which author describes the different modes of compensation for Forefoot varus and the affects of this on the Rearfoot as:
• Comp. FFVR- if FFVR<=3deg, STJ pronates same amount.
- If FFVR>3 deg STJ pronates to end ROM as body weight now falls medial to the STJ axis
• Partial comp: FFVR- deg of FFVR is greater than available STJ eversion, STJ pronates end ROM, 1st ray may PF or OA MTJ may pronate or LA MTJ may pronate to give 2-5 degrees compensation
• Uncomp- RF has no eversion beyond vertical remaining, - as above
Select one of the following: