Ascaris lumbricoides

Adult – living

Left : Adult – living adults surgically removed from a Thai child.

Right : Adult – living adults from bile duct.

Pinkish or yellowish – white , polished appearance in live specimens.

Adult male are 15-30 cm. x 2-4 mm. in size with ventrally curved posterior end.

Adult female measure 20-35 cm. x 3-6 mm. in size with pointed posterior end.