Figure 2-9. Urticating caterpillars.
b. Signs and Symptoms of an Urticating Caterpillar Sting.
Burning, stinging sensation at the sting site.
Redness at the sting site.
Blisters, especially if the sting area is around the mouth.
Internal bleeding if accidentally ingested.
2-20. TREAT AN URTICATING CATERPILLAR STING
a. Remove Spines. Remove any spines remaining in the wound site by
pressing the sticky side of some adhesive tape on the wound and lifting the tape. The
spines should adhere to the tape.
b. Cleanse Wound. Cleanse the sting area with an antiseptic solution from
your aid bag. If an antiseptic solution is not available, cleanse the area with soap and
c. Apply Cold Treatment. Apply ice, an ice bag, or chemical cold packs to the
sting area, if available.