These are the non-infectious causes of lameness, normally Shelley hoof or white line abscesses.
The connection between wall and sole is elastic, but is the weak point in the foot.
Shelley hoof, which is a separation of wall and sole, is common but is not usually associated with lameness, although can cause a problem if mud becomes impacted.
In this case, trim the loose horn out in a semi circle to prevent leaving a space for the mud. If pus forms at the white line the...