Foot Health: Do you feel like you’re walking
on glass? You might have a deep callus

By Dr. Sarah Voelkel KyForward columnist   Many of our patients come in with calluses on their feet, some painful and some nonpainful. But one specific type of callus that causes significant pain – a feeling of walking on glass – is called a porokeratosis.   There are many forms of porokeratosis, but what we commonly see is a callus lesion with a core that extends deeper than...