Egg of Trichuris trichiura – Human whipworm in stool sample (Bailenger concentration method, Lugol’s iodine staining X 200)

France, Pihet Marc

Eggs of Trichuris trichiura are lemon-shaped with plug-like translucent polar prominences. They have a thick brown outer shell and an inner colorless shell, and they usually measure 55 x 20 µm.