CORONAVIRIDAE: HUMAN CORONAVIRUS

on 31.1.09 with 0 comments



  • STRUCTURE: ss (+) RNA, lipid envelope, "crown-like," more than twice as large as Picornaviridae.

  • DIAGNOSIS: It isn't cultured, but must distinguish it from bacterial otitis media or pharyngitis. Culture for Strep-A.

  • IMMUNITY: Acquired immunity is poor; reinfection with same strain occurs.

  • MANIFESTATIONS:

    • Common Cold: 10-15% of cases, peaking in winter / spring months.

Category: Microbiology Notes

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