key: cord-0049205-oqzv6er8 authors: nan title: Rotavirus Infection date: 2020-08-28 journal: Diagnostic Pathology: Infectious Diseases DOI: 10.1016/b978-0-323-37677-8.50031-0 sha: 5f9de81d8f9d84ab6d1d9c191facf0cb81018f20 doc_id: 49205 cord_uid: oqzv6er8 nan A duodenal biopsy shows mild villous blunting and marked increase in the number of intraepithelial lymphocytes, findings consistent with but not specific for rotavirus gastroenteritis. High-magnification image of a biopsy shows markedly increased intraepithelial lymphocytes , which can also be seen in gluten-sensitive enteropathy, H. pylori gastritis, and other viral infections. • Derived from "rota" (wheel) shape • Reoviridae family: Derived from "respiratory enteric orphan viruses" Centers for Disease Control and Prevention: Vaccines and Immunizations: Rotavirus: epidemiology and prevention of vaccine-preventable diseases Diagnosis, management, and prevention of rotavirus gastroenteritis in children Rotavirus diversity and evolution in the postvaccine world