Norovirus - Revision history

Aidan at 15:20, 9 February 2026

2026-02-09T15:20:14Z

← Older revision		Revision as of 15:20, 9 February 2026
Line 2:		Line 2:
	===Microbiology===		===Microbiology===

	*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses		*Member of the ''[[Caliciviridae]]'' family of [[Baltimore classification::(+)ssRNA virus\|positive-sense single-stranded RNA viruses]]

	===Epidemiology===		===Epidemiology===

Aidan: typo

2023-06-20T19:19:40Z

typo

← Older revision		Revision as of 19:19, 20 June 2023
Line 7:		Line 7:

	*Most common cause of gastroenteritis worldwide		*Most common cause of gastroenteritis worldwide
	*More common during ~~winder~~ months		*More common during winter months
	*Antibodies from prior infection do not indicate immunity from future infection		*Antibodies from prior infection do not indicate immunity from future infection

Aidan: added Diagnosis

2020-08-22T23:57:04Z

added Diagnosis

← Older revision		Revision as of 23:57, 22 August 2020
Line 4:		Line 4:
	*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses		*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses

	=== Epidemiology ===		===Epidemiology===

	* Most common cause of gastroenteritis worldwide		*Most common cause of gastroenteritis worldwide
	* More common during winder months		*More common during winder months
	* Antibodies from prior infection do not indicate immunity from future infection		*Antibodies from prior infection do not indicate immunity from future infection

	==Clinical Manifestations==		==Clinical Manifestations==
Line 16:		Line 16:
	*Illness lasts 12 to 72 hours		*Illness lasts 12 to 72 hours
	*May have low-grade fevers		*May have low-grade fevers

			== Diagnosis ==

			* Usually diagnosed clinically
			* Antigen detection with enzyme immunoassays
			* Stool PCR, which has higher sensitivity and specificity

	==Management==		==Management==

Aidan at 23:55, 22 August 2020

2020-08-22T23:55:37Z

← Older revision		Revision as of 23:55, 22 August 2020
Line 1:		Line 1:
	==Background==		==Background==
	===~~Virology~~===		===Microbiology===

	*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses		*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses

			=== Epidemiology ===

			* Most common cause of gastroenteritis worldwide
			* More common during winder months
			* Antibodies from prior infection do not indicate immunity from future infection

	==Clinical Manifestations==		==Clinical Manifestations==

	*Incubation period of [[Usual incubation period::24 to 48 hours]]		*Incubation period of [[Usual incubation period::24 to 48 hours]]
	*~~Nausea~~ and vomiting followed by profuse diarrhea		*Causes [[Causes::viral gastroenteritis]], with [[Causes::nausea]] and [[Causes::vomiting]] followed by profuse [[Causes::watery diarrhea]]
	*Illness lasts 12 to 72 hours		*Illness lasts 12 to 72 hours
	*May have low-grade fevers		*May have low-grade fevers

Aidan at 12:43, 14 August 2020

2020-08-14T12:43:13Z

← Older revision		Revision as of 12:43, 14 August 2020
Line 25:		Line 25:
	**No bacterial pathogen identified in stool		**No bacterial pathogen identified in stool

	[[Category:~~RNA viruses~~]]		[[Category:Caliciviridae]]
	[[Category:Gastrointestinal infections]]		[[Category:Gastrointestinal infections]]

Aidan: /* Virology */

2020-08-10T21:09:31Z

Virology

← Older revision		Revision as of 21:09, 10 August 2020
Line 1:		Line 1:
	==Background==		==Background==
	===Virology===		===Virology===

	* Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses		*Member of the ''[[Caliciviridae]]'' family of positive-sense single-stranded RNA viruses

	==Clinical Manifestations==		==Clinical Manifestations==

	* Incubation period of [[Usual incubation period::24 to 48 hours]]		*Incubation period of [[Usual incubation period::24 to 48 hours]]
	* Nausea and vomiting followed by profuse diarrhea		*Nausea and vomiting followed by profuse diarrhea
	* Illness lasts 12 to 72 hours		*Illness lasts 12 to 72 hours
	* May have low-grade fevers		*May have low-grade fevers

	==Management==		==Management==

	* Supportive care and appropriate isolation and outbreak management		*Supportive care and appropriate isolation and outbreak management

	==Outbreak Management==		==Outbreak Management==
	===Kaplan criteria===		===Kaplan criteria===

	* Identify outbreaks of gastroenteritis caused by norovirus without specific viral testing[[CiteRef::turcios2006re]]		*Identify outbreaks of gastroenteritis caused by norovirus without specific viral testing[[CiteRef::turcios2006re]]
	* The criteria are:		*The criteria are:
	** Vomiting in more than half of affected patients		**Vomiting in more than half of affected patients
⚫	** Mean or median ~~incubation~~ ~~period~~ between 24 and 48 hours
	** Mean or median ~~duration of~~ ~~illness~~ between 12 and 60 hours		**Mean or median incubation period between 24 and 48 hours
		⚫	**Mean or median duration of illness between 12 and 60 hours
	** No bacterial pathogen identified in stool		**No bacterial pathogen identified in stool

	[[Category:RNA viruses]]		[[Category:RNA viruses]]

Aidan: /* Clinical Manifestations */

2020-08-05T14:14:21Z

Clinical Manifestations

← Older revision		Revision as of 14:14, 5 August 2020
Line 4:		Line 4:

	==Clinical Manifestations==		==Clinical Manifestations==
	* Incubation period of [[Usual incubation period::24-48 hours]]		* Incubation period of [[Usual incubation period::24 to 48 hours]]
	* Nausea and vomiting followed by profuse diarrhea		* Nausea and vomiting followed by profuse diarrhea
	* Illness lasts 12 to 72 hours		* Illness lasts 12 to 72 hours

Aidan: /* Clinical Manifestations */

2020-08-05T13:36:05Z

Clinical Manifestations

← Older revision		Revision as of 13:36, 5 August 2020
Line 4:		Line 4:

	==Clinical Manifestations==		==Clinical Manifestations==
	* Incubation period of 24-48 hours		* Incubation period of [[Usual incubation period::24-48 hours]]
	* Nausea and vomiting followed by profuse diarrhea		* Nausea and vomiting followed by profuse diarrhea
	* Illness lasts 12 to 72 hours		* Illness lasts 12 to 72 hours

Aidan: Text replacement - "Clinical Presentation" to "Clinical Manifestations"

2020-07-16T00:42:24Z

Text replacement - "Clinical Presentation" to "Clinical Manifestations"

← Older revision		Revision as of 00:42, 16 July 2020
Line 3:		Line 3:
	* Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses		* Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses

	==Clinical ~~Presentation~~==		==Clinical Manifestations==
	* Incubation period of 24-48 hours		* Incubation period of 24-48 hours
	* Nausea and vomiting followed by profuse diarrhea		* Nausea and vomiting followed by profuse diarrhea

Aidan: Created page with "==Background== ===Virology=== * Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses ==Clinical Presentation== * Incubation period of 24-48 ho..."

2020-05-10T01:16:06Z

Created page with "==Background== ===Virology=== * Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses ==Clinical Presentation== * Incubation period of 24-48 ho..."

New page

==Background==
===Virology===
* Member of the ''Caliciviridae'' family of positive-sense single-stranded RNA viruses

==Clinical Presentation==
* Incubation period of 24-48 hours
* Nausea and vomiting followed by profuse diarrhea
* Illness lasts 12 to 72 hours
* May have low-grade fevers

==Management==
* Supportive care and appropriate isolation and outbreak management

==Outbreak Management==
===Kaplan criteria===
* Identify outbreaks of gastroenteritis caused by norovirus without specific viral testing[[CiteRef::turcios2006re]]
* The criteria are:
** Vomiting in more than half of affected patients
** Mean or median incubation period between 24 and 48 hours
** Mean or median duration of illness between 12 and 60 hours
** No bacterial pathogen identified in stool

[[Category:RNA viruses]]
[[Category:Gastrointestinal infections]]