ad6796d2_Box_Turtle_Health_Chart__Treatment
[Symptoms] Shell seems roughened, possibly soft in spots and discolored. [Common Cause] Infected shell (shell rot) - usually bacteria and fungus. [Treatment] 
Gently remove any loose or peeling material. Increase the heat. Apply Betadine® ointment or solution daily for 2 - 3 weeks. Keep the turtle on paper substrate and change the paper often. See a vet if not responding well.
Box Turtle Health Chart
Treatment