Epidemiology of hepatitis A in Ireland: Provisional – 2023 data validation ongoing

Murphy, Niamh

dc.contributor.author	Murphy, Niamh
dc.date.accessioned	2024-03-11T15:39:29Z
dc.date.available	2024-03-11T15:39:29Z
dc.date.issued	2023-12
dc.identifier.uri	http://hdl.handle.net/10147/641131
dc.description	Hepatitis A virus • Associated with poor hygiene and sanitation • Virus shed in faeces and primarily transmitted from person-to-person via the faecal-oral route • Common source outbreaks due to contaminated food or water also occur • Incubation period (time from infection to symptoms) commonly 28-30 days (range 15-50) • Typically infectious from 2 weeks before until 1 week after onset of symptoms • Acute disease – does not have a chronic form • Lifelong or long duration immunity following infection or immunisation with hepatitis A vaccine • Clinical severity tends to increase with age. Adults can experience severe illness lasting several months, whereas young children are frequently asymptomatic • The most common symptoms are fever, loss of appetite, nausea, fatigue and abdominal pain, followed within a few days by jaundice • In developed countries, hepatitis A is most commonly seen in travellersto endemic countries, household and sexual contacts of known cases, people who inject drugs (PWID) and gay and bisexual men, and other men who have sex with men (gbMSM).	en_US
dc.language.iso	en	en_US
dc.publisher	Health Service Executive	en_US
dc.rights.uri	https://creativecommons.org/licenses/by/4.0/	*
dc.subject	Epidemiology	en_US
dc.subject	public health	en_US
dc.subject	HEPATITIS A	en_US
dc.title	Epidemiology of hepatitis A in Ireland: Provisional – 2023 data validation ongoing	en_US
dc.type	Presentation	en_US
dc.contributor.department	HSE Health Protection Surveillance Centre	en_US
dc.contributor.affiliation	Health Protection Surveillance Centre (HPSC)	en
refterms.dateFOA	2024-03-11T15:39:30Z