Epidemiology and Infection

Special Article

Epidemiological aspects of human cryptosporidiosis

D. P. Casemorea1

a1 Public Health Laboratory and Department of Microbiology, Glan Clwyd Hospital, Clwyd LL 18 5 UJ

The coccidian protozoan parasite Cryptosporidium has been described in many host species since its discovery in the early part of the century, but it remained obscure until the recognition by veterinary workers in the 1970s of its importance as a cause of scours in young livestock animals [1–4].