"a hypertrophic talar ridge may be present with no coexisting coalition, e.g. in patients with DISH, acromegaly, rheumatoid arthritis or in athletes 2"
"the talar ridge is found more proximally at the site of insertion of the ankle capsule 1; the normal talar ridge is several millimetres high and has a straight or slightly convex, graded slope proximally, and a straight, sharp margin distally 3"