Toxocara sp. in tissue sections stained with hematoxylin and eosin.
Encysted larvae of Trichinella in tissue, stained with hematoxylin and eosin (H&E).
Toxoplasma gondii unsporulated oocysts.
Schistosoma spp. eggs in tissue, stained with hematoxylin and eosin (H&E).
Ring-form trophozoites of P. knowlesi in a thin blood smear.
Adults of O. volvulus in tissue.
Cryptosporidium sp. oocysts stained with trichrome.
Figure A: Larval Taenia solium cyst in a section of a lesion found in the right frontal lobe of a patient stained with hematoxylin and eosin (H&E), ...
Figure B: Microfilaria of L. loa in a thick blood smear, stained with Giemsa.
... and Images of Dipylidium caninum, Echinostoma spp., Fasciolopsis buski, and Fasciola hepatica along ...
Figure (2): Life cycle of Leishmania parasite (http://www
Scolex of T solium. Image courtesy of CDC DPDx.
Life cycle of Taenia solium cysticercosis (source: CDC- DPDx). Cysticercosis is
Japanese Tapeworm found in American Wild Salmon
Capillaria hepatica adults.
Rhipicephalus sanguineus is known as the brown dog tick and is found nearly worldwide. Humans are not the usual host, but there are increasing reports of ...
Source: www.dpd.cdc.gov/dpdx, a website developed and maintained by the Centers for Disease Control and Prevention.
Epidemiology & Risk Factors
Snail intermediate hosts of Heterophyes heterophyes.
Figure A: Two adults and one nymph (arrow) of C. lectularius, collected in a hotel in urban Georgia.
... Dicrocoelium dendriticum, image courtesy of the CDC (Centers for Disease Control and Prevention) at https://www.cdc.gov/dpdx /dicrocoeliasis/index.html.
Figure B: Higher magnification of the sparganum in Figure A. In this image, calcareous corpuscles (green arrows) can be seen.
Giardia trophozoites in a mucosal imprint.
... the morphologic characteristics of a blue-stained Giardia intestinalis protozoan trophozoite (center). Photo courtesy of CDC/ DPDx - Melanie Moser.
Triatomine bug, the T. cruzi vector.
Positive IFA result with T. cruzi antigen (magnification 400x).
View OriginalDownload . ...
This is the life cycle of the T cruzi parasite in both humans who got infected and the bugs that infect humans.
New in Travel Health: CDC Yellow Book 2018
Cysts of Acanthamoeba spp. in culture. Image Credit: CDC - DPDx
Acanthamoeba microorganisms under a microscope