Listeriosis classification: Difference between revisions

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==Overview==
==Overview==
Clinical [[syndromes]] caused by ''[[Listeria monocytogenes]]'' include: [[infection]] in pregnancy, neonatal [[infection]], [[bacteremia]], [[central nervous system infection]] ([[meningitis]], [[encephalitis]], [[rhombencephalitis]], [[brain abscess]], [[spinal cord]] [[infection]]), [[endocarditis]], localized [[infection]], and [[febrile]] [[gastroenteritis]].
Listeriosis may be classified according to the clinical syndrome into the following: [[neonatal]] listeriosis, [[genitourinary]] [[infection]], [[gastroenteritis]], [[central nervous system]] [[infection]], [[endocarditis]], [[bacteremia]], and localized [[infection]].


==Classification==
==Classification==
Listeriosis may be classified according to the clinical syndrome. Clinical syndromes are shown in the following table:<ref name="pmid28139432">{{cite journal |vauthors=Charlier C, Perrodeau É, Leclercq A, Cazenave B, Pilmis B, Henry B, Lopes A, Maury MM, Moura A, Goffinet F, Dieye HB, Thouvenot P, Ungeheuer MN, Tourdjman M, Goulet V, de Valk H, Lortholary O, Ravaud P, Lecuit M |title=Clinical features and prognostic factors of listeriosis: the MONALISA national prospective cohort study |journal=Lancet Infect Dis |volume= |issue= |pages= |year=2017 |pmid=28139432 |doi=10.1016/S1473-3099(16)30521-7 |url=}}</ref><ref name="pmid28145786">{{cite journal |vauthors=Chersich MF, Takkinen J, Charlier C, Leclercq A, Adams PE, Godbole G, Altmeyer U, Friesema IH, Labbé Sandelin L, Jenkin L, Fontana L, Aldigeri R, Venter F, Luchters SM, Lecuit M, Cimino L |title=Diagnosis and Treatment of Listeria monocytogenes Endophthalmitis: A Systematic Review |journal=Ocul. Immunol. Inflamm. |volume= |issue= |pages=1–10 |year=2017 |pmid=28145786 |doi=10.1080/09273948.2016.1276788 |url=}}</ref>


Clinical [[syndromes]] of [[listeriosis]] include:
{| class="wikitable" {{table}} cellpadding="4" cellspacing="0" style="border:#c9c9c9 1px solid; margin: 1em 1em 1em 0; border-collapse: collapse;"
 
| align="center" style="background:#f0f0f0;"|'''Clinical Syndrome'''
* '''Infection in pregnancy''': ''Listeria'' can proliferate asymptomatically in the [[vagina]] and [[uterus]]. If the mother becomes symptomatic, it is usually in the third [[trimester]]. Symptoms include [[fever]], [[myalgia]]s, [[arthralgias]] and [[headache]]. [[Abortion]], [[stillbirth]], and [[preterm labor]] are complications of genitourinary infection.
| align="center" style="background:#f0f0f0;"|'''Description'''
 
|-
* '''Neonatal infection''' ('''granulomatosis infantisepticum'''): There are two forms:
| '''Neonatal infection (granulomatosis infantisepticum)'''||May be early-onset (acquired in-utero, manifests as [[sepsis]]) or late-onset (vaginal transmission during [[delivery]], manifests as [[meningitis]]).
:* An early-onset [[sepsis]], with ''Listeria'' acquired in utero, that results in premature birth. ''Listeria'' can be isolated from the [[placenta]], [[blood]], [[meconium]], [[nose]], [[ear]]s, and [[throat]].
|-
:* A late-onset [[meningitis]], that is acquired through vaginal transmission, although it has also been reported in caesarean deliveries.
| '''Genitourinary infection'''||''[[Listeria monocytogenes| Listeria]]'' can proliferate asymptomatically in the [[vagina]] and [[uterus]]. Manifestations include [[fever]], [[myalgias]], [[arthralgias]] and [[headache]]. [[Abortion]], [[stillbirth]], and [[preterm labor]] are common complications of ''[[Listeria monocytogenes| Listeria]]'' [[genitourinary]] infection.
 
|-
* '''Central nervous system infection''': ''Listeria'' has a predilection for the brain [[parenchyma]], especially the [[brain stem]], and the [[meninges]]. Mental status changes are common. [[Seizure]]s occur in at least 25% of patients. Cranial nerve palsies, [[encephalitis]], [[meningitis]], [[meningoencephalitis]], spinal cord infection, or [[brain abscess]] may also occur.
| '''Gastroenteritis'''||''[[Listeria monocytogenes| Listeria]]'' is associated with food-borne, non-invasive [[gastroenteritis]]. Manifestations include [[fever]], [[muscle aches]], [[nausea]], [[diarrhea]], [[headache]], confusion, loss of balance, or [[convulsions]].
 
|-
* '''Gastroenteritis''': ''Listeria monocytogenes'' can produce food-borne diarrheal disease, which typically is noninvasive. The median incubation period is 1-2 days, with [[diarrhea]] lasting anywhere from 1-3 days. Patients present with [[fever]], [[muscle ache]]s, [[nausea]], [[diarrhea]], [[headache]], [[stiff neck]], [[confusion]], loss of balance, or [[convulsion]]s.
| '''Central nervous system infection'''||''[[Listeria monocytogenes| Listeria]]'' may proliferate in in the brain parenchyma (usually [[brainstem]] and [[meninges]])
 
|-
* '''Bacteremia''': Symptoms of listerial bacteremia include a prodromal illness with [[fever]], [[myalgia]], [[nausea]], and [[diarrhea]]. [[Bacteremia]] can be transient and undetected in healthy subjects.
| '''Endocarditis'''||''[[Listeria monocytogenes| Listeria]]'' [[endocarditis]] may affect both native and [[prosthetic valves]]. [[Endocarditis]] caused by ''[[Listeria monocytogenes]]'' may signify underlying [[gastrointestinal tract]] pathology, including [[malignancy]].
 
|-
* '''Endocarditis''': Listerial [[endocarditis]] occurs in about 7.5% of adult [[listeriosis]] and affects both native and prosthetic valves.<ref name="Nieman-">{{Cite journal  | last1 = Nieman | first1 = RE. | last2 = Lorber | first2 = B. | title = Listeriosis in adults: a changing pattern. Report of eight cases and review of the literature, 1968-1978. | journal = Rev Infect Dis | volume = 2 | issue = 2 | pages = 207-27 | month =  | year =  | doi =  | PMID = 6771866 }}</ref> [[Endocarditis]] caused by ''[[Listeria monocytogenes]]'' may signify underlying [[gastrointestinal tract]] pathology, including [[malignancy]].<ref name="Lorber-1997">{{Cite journal  | last1 = Lorber | first1 = B. | title = Listeriosis. | journal = Clin Infect Dis | volume = 24 | issue = 1 | pages = 1-9; quiz 10-1 | month = Jan | year = 1997 | doi =  | PMID = 8994747 }}</ref>
| '''Endophthalmitis'''||A rare form of listeriosis.
 
|-
* '''Localized infection''': Localized [[infections]] are rare and may result from direct inoculation or bacteremic spread.
| '''Bacteremia'''||Manifestations of listerial [[bacteremia]] include a prodromal illness with [[fever]], [[myalgia]], [[nausea]], and [[diarrhea]].
|-
| '''Localized infection'''||''[[Listeria monocytogenes| Listeria]]'' localized [[infections]] are uncommon and usually result from direct [[inoculation]] or bacteremic spread.
|}


==References==
==References==
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{{reflist|2}}
{{reflist|2}}


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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

Listeriosis may be classified according to the clinical syndrome into the following: neonatal listeriosis, genitourinary infection, gastroenteritis, central nervous system infection, endocarditis, bacteremia, and localized infection.

Classification

Listeriosis may be classified according to the clinical syndrome. Clinical syndromes are shown in the following table:[1][2]

Clinical Syndrome Description
Neonatal infection (granulomatosis infantisepticum) May be early-onset (acquired in-utero, manifests as sepsis) or late-onset (vaginal transmission during delivery, manifests as meningitis).
Genitourinary infection Listeria can proliferate asymptomatically in the vagina and uterus. Manifestations include fever, myalgias, arthralgias and headache. Abortion, stillbirth, and preterm labor are common complications of Listeria genitourinary infection.
Gastroenteritis Listeria is associated with food-borne, non-invasive gastroenteritis. Manifestations include fever, muscle aches, nausea, diarrhea, headache, confusion, loss of balance, or convulsions.
Central nervous system infection Listeria may proliferate in in the brain parenchyma (usually brainstem and meninges)
Endocarditis Listeria endocarditis may affect both native and prosthetic valves. Endocarditis caused by Listeria monocytogenes may signify underlying gastrointestinal tract pathology, including malignancy.
Endophthalmitis A rare form of listeriosis.
Bacteremia Manifestations of listerial bacteremia include a prodromal illness with fever, myalgia, nausea, and diarrhea.
Localized infection Listeria localized infections are uncommon and usually result from direct inoculation or bacteremic spread.

References

  1. Charlier C, Perrodeau É, Leclercq A, Cazenave B, Pilmis B, Henry B, Lopes A, Maury MM, Moura A, Goffinet F, Dieye HB, Thouvenot P, Ungeheuer MN, Tourdjman M, Goulet V, de Valk H, Lortholary O, Ravaud P, Lecuit M (2017). "Clinical features and prognostic factors of listeriosis: the MONALISA national prospective cohort study". Lancet Infect Dis. doi:10.1016/S1473-3099(16)30521-7. PMID 28139432.
  2. Chersich MF, Takkinen J, Charlier C, Leclercq A, Adams PE, Godbole G, Altmeyer U, Friesema IH, Labbé Sandelin L, Jenkin L, Fontana L, Aldigeri R, Venter F, Luchters SM, Lecuit M, Cimino L (2017). "Diagnosis and Treatment of Listeria monocytogenes Endophthalmitis: A Systematic Review". Ocul. Immunol. Inflamm.: 1–10. doi:10.1080/09273948.2016.1276788. PMID 28145786.

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