Apply iodine 2 to 3 times a day for the terrapin, return to the water after 15 minutes of rubbing, get more sunlight, and pay attention to the water quality. Severely rotten skin terrapins will lose their nails, and the rotten area of the affected area will expand, with a slightly rancid odor. If you need to dry the turtle, apply chlortetracycline ointment after wiping iodophor to disinfect the affected area. Soak in water for half an hour every day to feed and bask in the sun.

Pay more attention to the water quality, change the water frequently, and let More sun exposure can prevent the skin from rot.