Comment diagnostiquer une infection par ces bactéries ?

Un diagnostic se fait par culture bactérienne et tests de sensibilité aux antibiotiques.

Quels tests de laboratoire sont utilisés ?

Les tests incluent la culture anaérobie et l'identification par PCR.

Quels échantillons sont prélevés pour le diagnostic ?

Des échantillons de sang, de pus ou de tissus infectés sont souvent prélevés.

Les tests d'imagerie sont-ils utiles ?

Les tests d'imagerie peuvent aider à évaluer l'étendue de l'infection.

Comment différencier ces bactéries des Gram positifs ?

La coloration de Gram et les tests biochimiques permettent de les différencier.

Quels sont les symptômes d'une infection anaérobie ?

Les symptômes incluent douleur, fièvre, et parfois des abcès ou des gangrènes.

Les infections causées par ces bactéries sont-elles graves ?

Oui, elles peuvent être graves et nécessitent un traitement rapide.

Peut-on avoir des symptômes digestifs ?

Oui, des douleurs abdominales et des troubles digestifs peuvent survenir.

Les infections peuvent-elles être asymptomatiques ?

Certaines infections peuvent être asymptomatiques, surtout chez les porteurs sains.

Quels signes indiquent une infection grave ?

Des signes comme une forte fièvre, des frissons et une détérioration rapide sont alarmants.

Comment prévenir les infections anaérobies ?

Maintenir une bonne hygiène et traiter rapidement les blessures peut aider.

Les vaccinations sont-elles disponibles ?

Il n'existe pas de vaccins spécifiques contre ces bactéries anaérobies.

Quels comportements à risque doivent être évités ?

Éviter les pratiques à risque comme l'usage de drogues intraveineuses non stériles.

Les soins dentaires peuvent-ils prévenir ces infections ?

Oui, des soins dentaires réguliers peuvent réduire le risque d'infections buccales.

Comment gérer les plaies pour éviter l'infection ?

Nettoyer et désinfecter les plaies immédiatement aide à prévenir l'infection.

Quels antibiotiques sont efficaces contre ces bactéries ?

Les antibiotiques comme le métronidazole et la clindamycine sont souvent utilisés.

Le traitement nécessite-t-il une hospitalisation ?

Cela dépend de la gravité de l'infection; les cas graves peuvent nécessiter une hospitalisation.

Des interventions chirurgicales sont-elles parfois nécessaires ?

Oui, une intervention chirurgicale peut être nécessaire pour drainer des abcès.

Comment évaluer l'efficacité du traitement ?

L'efficacité est évaluée par l'amélioration des symptômes et des tests de suivi.

Y a-t-il des effets secondaires aux traitements ?

Oui, des effets secondaires comme des nausées ou des réactions allergiques peuvent survenir.

Quelles sont les complications possibles d'une infection ?

Les complications incluent des abcès, des septicémies et des infections systémiques.

Les infections peuvent-elles causer des dommages permanents ?

Oui, des infections graves peuvent entraîner des dommages tissulaires permanents.

Comment les infections anaérobies affectent-elles le système immunitaire ?

Elles peuvent affaiblir le système immunitaire, rendant le corps plus vulnérable.

Les infections peuvent-elles se propager à d'autres organes ?

Oui, elles peuvent se propager par voie sanguine ou par contiguïté.

Quels sont les risques de septicémie ?

La septicémie peut survenir si l'infection n'est pas traitée rapidement, mettant la vie en danger.

Quels sont les facteurs de risque d'infection ?

Les facteurs incluent un système immunitaire affaibli, des maladies chroniques et des interventions chirurgicales.

Les personnes diabétiques sont-elles plus à risque ?

Oui, le diabète peut augmenter le risque d'infections anaérobies en raison de la circulation sanguine altérée.

Les utilisateurs de drogues intraveineuses sont-ils à risque ?

Oui, l'utilisation de drogues intraveineuses non stériles augmente le risque d'infections.

Les personnes âgées sont-elles plus vulnérables ?

Oui, les personnes âgées ont un risque accru en raison d'un système immunitaire affaibli.

Les infections dentaires augmentent-elles le risque ?

Oui, les infections dentaires non traitées peuvent favoriser des infections anaérobies.

Bâtonnets à Gram négatif anaérobies droits, incurvés et spiralés

Effect of Mean Platelet Volume to Platelet Count Ratio on Mortality in Peritoneal Dialysis.

2022

DOI: 10.1155/2022/6922809 PMID: 36405991

Mean platelet volume to platelet count ratio (MPV/PC) has been found to be an independent risk factor for mortality in various diseases, including cardiovascular disease, cancer, and hemodialysis. We ... We conducted a retrospective cohort study at a single center and enrolled 1473 PD patients who were catheterized at our PD center from January 1, 2006, to December 31, 2013. All patients were divided ... Our results indicated that low MPV/PC level was an independent risk factor for all-cause and CV mortality in PD patients aged less than 60 years....

Humans Mean Platelet Volume Platelet Count Retrospective Studies Cardiovascular Diseases +2 autres

Neonatal Thrombocytopenia: Factors Associated With the Platelet Count Increment Following Platelet Transfusion.

Dec 2023

DOI: 10.1016/j.jpeds.2023.113666 PMID: 37572863

To understand better those factors relevant to the increment of rise in platelet count following a platelet transfusion among thrombocytopenic neonates.... We reviewed all platelet transfusions over 6 years in our multi-neonatal intensive care unit system. For every platelet transfusion in 8 neonatal centers we recorded: (1) platelet count before and aft... We evaluated 1797 platelet transfusions administered to 605 neonates (median one/recipient, mean 3, and range 1-52). The increment was not associated with gestational age at birth, postnatal age at tr... The magnitude of post-transfusion rise was unaffected by most variables we studied. However, the increment was lower in neonates with consumptive thrombocytopenia, after pathogen reduction, with longe...

Humans Infant, Newborn Blood Platelets Blood Transfusion Platelet Count +4 autres

Effect of platelet count and platelet transfusion on fever duration in patients with febrile neutropenia.

Nov 2022

DOI: 10.1080/08880018.2022.2066236 PMID: 35855637

Platelets play a role in hemostasis, thrombosis, and vascular integrity. They also play a major role in the development of inflammation and the activation of immune responses. They have phagocytic act...

Febrile Neutropenia Fever Humans Platelet Count Platelet Transfusion +1 autres

Platelet count, temperature and pH value differentially affect hemostatic and immunomodulatory functions of platelets.

03 2023

DOI: 10.1016/j.thromres.2023.01.026 PMID: 36738664

Platelets are primarily recognized for their role in hemostasis, but also regulate immune responses by interacting with leukocytes. Their highly sensitive nature enables platelets to rapidly respond t...

Humans Temperature Platelet Count Hemostatics Blood Platelets +6 autres

Platelet count in preeclampsia: a systematic review and meta-analysis.

07 2023

DOI: 10.1016/j.ajogmf.2023.100979 PMID: 37098392

Many studies have reported the association between platelets and preeclampsia. However, sample sizes were small, and their findings were inconsistent. We conducted a systematic review and meta-analysi... A systematic literature search was performed using Medline, Embase, ScienceDirect, Web of Science, Cochrane Library, NICHD-DASH, LILACS, and Scopus from inception to April 22, 2022.... Observational studies comparing platelet count between women with preeclampsia and normotensive pregnant women were included.... The mean differences with 95% confidence interval in platelet count were calculated. Heterogeneity was assessed using I... A total of 56 studies comprising 4892 preeclamptic and 9947 normotensive pregnant women were included. Meta-analysis showed that platelet count was significantly lower in women with preeclampsia than ... This meta-analysis confirmed that platelet count was significantly lower in preeclamptic women, irrespective of severity and presence or absence of associated complications, even before the onset of p...

Pregnancy Female Humans Pre-Eclampsia Platelet Count +3 autres

The Application of Ethnomedicine in Modulating Megakaryocyte Differentiation and Platelet Counts.

05 Feb 2023

DOI: 10.3390/ijms24043168 PMID: 36834579

Megakaryocytes (MKs), a kind of functional hematopoietic stem cell, form platelets to maintain platelet balance through cell differentiation and maturation. In recent years, the incidence of blood dis...

Humans Megakaryocytes Platelet Count Blood Platelets Thrombocytopenia +2 autres

Evaluation of the Association of Platelet Count, Mean Platelet Volume, and Platelet Transfusion With Intraventricular Hemorrhage and Death Among Preterm Infants.

03 10 2022

DOI: 10.1001/jamanetworkopen.2022.37588 PMID: 36260331

Platelet transfusion is commonly performed in infants to correct severe thrombocytopenia or prevent bleeding. Exploring the associations of platelet transfusion, platelet count (PC), and mean platelet... To evaluate the associations of platelet transfusion, PC, and MPV with IVH and in-hospital mortality and to explore whether platelet transfusion-associated IVH and mortality risks vary with PC and MPV... This retrospective cohort study included preterm infants who were transferred to the neonatal intensive care unit on their day of birth and received ventilation during their hospital stay. The study w... Platelet transfusion, PC, and MPV.... Any grade IVH, severe IVH (grade 3 or 4), and in-hospital mortality.... Among the 1221 preterm infants (731 [59.9%] male; median [IQR] gestational age, 31.0 [29.0-33.0] weeks), 94 (7.7%) received 166 platelet transfusions. After adjustment for potential confounders, plate... In preterm infants, platelet transfusion, PC, and MPV were associated with mortality, and PC was also associated with any grade IVH and severe IVH. The findings suggest that a lower platelet transfusi...

Infant Infant, Newborn Male Humans Adult +7 autres

Post-prandial analysis of fluctuations in the platelet count and platelet function in patients with the familial chylomicronemia syndrome.

27 06 2023

DOI: 10.1186/s13023-023-02743-0 PMID: 37370069

The familial chylomicronemia syndrome (FCS) is an ultra rare disease caused by lipoprotein lipase (LPL) deficiency associated with potentially lethal acute pancreatitis risk. Thrombocytopenia (platele... To evaluate post-prandial fluctuations in the platelet count (PLC) and functional defects of hemostasis in FCS.... PLC, functional defects in hemostasis and hematologic variables were measured up-to 5 h after a meal in 6 homozygotes for FCS causing gene variants (HoLPL), 6 heterozygotes for LPL loss-of-function va... Hourly post-prandial PLC was significantly lower in HoLPL than in controls (P < 0.009). Compared to the other groups, the PLC tended to decrease rapidly (in the first hour) post-meal in HoLPL (P = 0.0... The PLC decreases post-prandially in FCS (HoLPL), is not associated with changes in functional defects of hemostasis and correlates with the NLR, a marker of acute pancreatitis severity....

Humans Hyperlipoproteinemia Type I Platelet Count Acute Disease Pancreatitis +2 autres

Platelet count as a prognostic marker for acute respiratory distress syndrome.

17 Aug 2024

DOI: 10.1186/s12890-024-03204-5 PMID: 39153980

This study aimed to evaluate the role of platelet count (PLT) in the prognosis of patients with acute respiratory distress syndrome (ARDS).... The data were extracted from the Medical Information Mart for Intensive Care database (version 2.2). Patients diagnosed with ARDS according to criteria from Berlin Definition and had the platelet coun... Overall, the final analysis included 3,207 eligible participants with ARDS. According to the Kaplan-Meier curves for 28-day mortality of PLT, PLT ≤ 100 × 10... PLT appeared to be an independent predictor of mortality in critically ill patients with ARDS....

Humans Respiratory Distress Syndrome Female Platelet Count Male +9 autres

Effect of linezolid on platelet count in critically ill patients with thrombocytopenia.

2023

DOI: 10.1371/journal.pone.0286088 PMID: 37384758

Linezolid (LZD) is one of the antibiotics used to treat methicillin-resistant Staphylococcus aureus. In Japan, the dose of LZD is not generally adjusted by renal function or therapeutic drug monitorin... Fifty-five critically ill patients with existing thrombocytopenia (platelet count < 100 ×103 /μL) who received LZD for five days or more during the period from January 2011 to October 2018 were includ... Mean (± standard error) platelet count prior to initiation of LZD was 47 ± 4 ×103 /uL, which increased significantly to 86 ± 13 ×103 /uL on day 15 (p<0.01). Median [interquartile range] duration of LZ... Thrombocytopenia in critically ill patients in the ICU did not worsen after initiation of LZD therapy, and may be considered for the treatment of MRSA in this setting....

Humans Platelet Count Linezolid Critical Illness Methicillin-Resistant Staphylococcus aureus +2 autres

Bâtonnets à Gram négatif anaérobies droits, incurvés et spiralés : Questions médicales fréquentes

Termes MeSH sélectionnés :

Questions fréquentes et termes MeSH associés

Diagnostic 5

Symptômes 5

Prévention 5

Traitements 5

Complications 5

Facteurs de risque 5

Contenu validé par Dr Olivier Menir

Sous-catégories

Acidaminococcus

Bacteroidaceae

Brachyspira

Chlorobium

Faecalibacterium

Fusobacterium

Leptotrichia

Propionigenium

Thermotoga

Veillonellaceae

Bacteroides

Porphyromonas

Prevotella

Brachyspira hyodysenteriae

Faecalibacterium prausnitzii

Fusobacterium necrophorum

Fusobacterium nucleatum

Thermotoga maritima

Thermotoga neapolitana

Pectinatus

Selenomonas

Veillonella

Bacteroides fragilis

Bacteroides thetaiotaomicron

Porphyromonas endodontalis

Porphyromonas gingivalis

Prevotella intermedia

Prevotella melaninogenica

Prevotella nigrescens

Prevotella ruminicola

Auteurs principaux

Sources (8273 au total)