Fig. 2

The worm exposing process during the surgery. The patient’s cornea was covered with the cotton ball (white arrow); the nasal raised spot (yellow arrow) was exposed 3 mm away from the limbus after excising the pterygium (a). The alive and motile worm (yellow arrow) was being pulled out from the fistula inside the sclera by toothed forceps (b). The worm (yellow arrow) was completely pulled out from the fistula with a little bleeding, which was creamy white, thread-like, 1 cm long (c)