Small bowel (small intestine)
Infectious disorders
Cryptosporidium parvum

Topic Completed: 1 August 2012

Revised: 12 March 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Cryptosporidium parvum[TI] small bowel

Hanni Gulwani, M.B.B.S.
Page views in 2018: 987
Page views in 2019 to date: 960
Cite this page: Gulwani H. Cryptosporidium parvum. website. Accessed September 22nd, 2019.
Definition / general
  • Acid fast protozoa which causes self limited disease in immunocompetent but severe watery diarrhea resistant to most therapy in immunocompromised (J Biomed Res 2012;25:1)
  • Acid fast infective oocyst in stool
Microscopic (histologic) description
  • 2 - 5 micron basophilic spherical structures attached to microvillus surface of epithelium
  • Variable villus abnormality, may have eosinophils infiltrating mucosa
Microscopic (histologic) images

Images hosted on other servers:

Various images

Positive stains
Differential diagnosis
Back to top