The worms, as shown in the images, were expelled from a patient after treatment with Albendazole and Piperazine. The longest among them are 40 cm in length.
Bobbi Pritt, M.D.
Vice Chair of Education, Department of Laboratory Medicine
Consultant, Division of Clinical Microbiology
Associate Professor of Laboratory Medicine and Pathology,
Mayo Clinic College of Medicine
Follow her on Twitter: @ParasiteGal