Zane Dāvidsone

ORCID: 0000-0003-0397-7063
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About
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Research Areas
  • Autoimmune and Inflammatory Disorders Research
  • Adolescent and Pediatric Healthcare
  • Immunodeficiency and Autoimmune Disorders
  • Rheumatoid Arthritis Research and Therapies
  • Eosinophilic Disorders and Syndromes
  • Kawasaki Disease and Coronary Complications
  • Family and Disability Support Research
  • Vasculitis and related conditions
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Coronary Artery Anomalies
  • Streptococcal Infections and Treatments
  • Immune Cell Function and Interaction
  • Child and Adolescent Health
  • Musculoskeletal synovial abnormalities and treatments
  • Neurogenetic and Muscular Disorders Research
  • Healthcare Systems and Public Health
  • Temporomandibular Joint Disorders
  • Eosinophilic Esophagitis
  • Cytomegalovirus and herpesvirus research
  • T-cell and B-cell Immunology
  • Sarcoidosis and Beryllium Toxicity Research
  • Adenosine and Purinergic Signaling
  • Acute Lymphoblastic Leukemia research
  • Hypertrophic osteoarthropathy and related conditions
  • Macrophage Migration Inhibitory Factor

Children's Clinical University Hospital
2017-2024

Riga Stradiņš University
2011-2024

Azienda Ospedaliera Universitaria Pisana
2022

University of Pisa
2022

Temple Street Children's University Hospital
2013

Objective. To seek insights into the heterogeneity of macrophage activation syndrome (MAS) complicating systemic juvenile idiopathic arthritis (sJIA) through analysis a large patient sample collected in multinational survey. Methods. International pediatric rheumatologists and hemato-oncologists entered their data, retrospectively, Web-based database. The demographic, clinical, laboratory, histopathologic, therapeutic, outcome data were analyzed relation to (1) geographic location caring...

10.3899/jrheum.141261 article EN The Journal of Rheumatology 2015-04-15
Francesca Minoia Francesca Bovis Sergio Davì Antonella Insalaco Kai Lehmberg and 95 more Susan Shenoi Sheila Weitzman Graciela Espada Yijin Gao Jordi Antón Toshiyuki Kitoh Özgür Kasapçopur Helga Sanner Rosa Merino Itziar Astigarraga Maria Alessio Michael Jeng Vyacheslav Chasnyk Kim E. Nichols Huasong Zeng Caifeng Li Concetta Micalizzi Nicolino Ruperto Alberto Martini Randy Q. Cron Angelo Ravelli AnnaCarin Horne Mario Abinun Amita Aggarwal Jonathan Akikusa Sulaiman M. Al‐Mayouf Maria Alessio Jordi Antón María Teresa Apaz Itziar Astigarraga Tadej Avčin Nuray Aktay Ayaz Patrizia Barone Bianca Bica Isabel Bolt Francesca Bovis Luciana Breda Vyacheslav Chasnyk Rolando Cimaz Fabrizia Corona Randy Q. Cron Rubén Cuttica Sergio Davì Zane Dāvidsone Carmen De Cunto Jaime de Inocencio Arocena Erkan Demirkaya Eli M. Eisenstein Sandra Enciso Graciela Espada Michel Fischbach Michael Frosch Romina Gallizzi María Luz Gámir Gámir Yijin Gao Thomas A. Griffin Alexei A. Grom Soad Hashad Teresa Hennon Jan‐Inge Henter AnnaCarin Horne Gerd Horneff Huasong Zeng Adam M. Huber Norman T. Ilowite Antonella Insalaco Maka Ioseliani Michael Jeng Agneza Marija Kapović Özgür Kasapçopur Raju Khubchandani Toshiyuki Kitoh Isabelle Koné‐Paut Sheila Knupp Feitosa de Oliveira Bianca Lattanzi Kai Lehmberg Loredana Lepore Caifeng Li Jeffrey M. Lipton Silvia Magni‐Manzoni Despoina Maritsi Alberto Martini Deborah McCurdy Rosa Merino Concetta Micalizzi Paivi Miettunen Francesca Minoia Velma Mulaosmanović Kim E. Nichols Susan Searles Nielsen Seza Özen Priyankar Pal Sampath Prahalad Angelo Ravelli Donato Rigante

10.1016/j.jpeds.2017.06.005 article EN The Journal of Pediatrics 2017-08-14

Background and Objectives: Since the first cases of multisystem inflammatory syndrome in children (MIS-C) April 2020, diagnostic challenge has been to recognize this differentiate it from other clinically similar pathologies such as Kawasaki disease (KD) toxic shock (TSS). Our objective is compare clinical signs, laboratory data instrumental investigations between patients with MIS-C, KD TSS. Materials Methods: This retrospective observational study was conducted at Children’s Clinical...

10.3390/medicina59030626 article EN cc-by Medicina 2023-03-21

Background and Objectives: Systemic juvenile idiopathic arthritis (sJIA) is a distinctive JIA subtype with mostly nonspecific systemic clinical features, which can be diagnostic challenge. This study aimed to analyze our experience sJIA in Latvia for twelve years: assessing epidemiological characteristics, the efficacy of therapy, disease outcomes, including development macrophage activation syndrome (MAS). Materials methods: descriptive we conducted retrospective case review all patients...

10.3390/medicina59040798 article EN cc-by Medicina 2023-04-20

Our objective was to develop and validate cutoff values in the systemic Juvenile Arthritis Disease Activity Score 10 (sJADAS10) that distinguish states of inactive disease (ID), minimal activity (MDA), moderate (MoDA), high (HDA) children with juvenile idiopathic arthritis, based on subjective state assessment by treating pediatric rheumatologist.

10.1002/art.42865 article EN cc-by-nc-nd Arthritis & Rheumatology 2024-04-29

Eosinophilic granulomatosis with polyangiitis (EGPA; formerly known as Churg-Strauss syndrome) is classified an antineutrophil cytoplasmic antibody (ANCA)-associated small vessel vasculitis. It a multisystem disorder and can affect every organ system. EGPA rare disease, estimated prevalence of 1/70,000-100,000 in Europe. As its onset usually occurs adulthood, data from pediatric patients are limited. We present here very practical clinical case involving patient. Presently, on mepolizumab...

10.1002/ppul.26249 article EN Pediatric Pulmonology 2022-11-21

Temporomandibular joint (TMJ) arthritis is seen very often (38-87 %) in children with juvenile idiopathic (JIA). With contrast enhanced magnetic resonance imaging (MRI) we can detect more cases of TMJ than ever before. Previous studies show that HLA II class alleles may have protective or risk importance JIA subtypes. Our objective to identify and protection patients arthritis.During the period from 2010 2015 MRI for was performed 85 who were genotyped HLA- DRB1; DQB1 DQA1 using RT-PCR...

10.1186/s12969-016-0086-4 article EN cc-by Pediatric Rheumatology 2016-04-19

The aim of this article is to highlight the significance actively involving young children in their own healthcare and paediatric planning. Based on a study conducted hospital setting, which revealed lack personalized care inadequate understanding among younger children, discusses potential benefits empowering patients. theoretical framework explores various dimensions, including child-centred care, communication strategies, child development, impact decision-making processes. By fostering...

10.1051/shsconf/202418401001 article EN cc-by SHS Web of Conferences 2024-01-01

<h3>Background</h3> Rheumatic fever (RF) is an autoimmune disease which pathogenesis based on the response of cellular and humoral immune system, that develops after Group A beta hemolytic Streptococci infection with following 45% obtained heart (Guilherme L, 2011). One most typical clinical manifestations polyarthritis. So far it found genetic polymorphisms may affect system functions phenotype RF manifestations. Since cytokines are central molecules, cytokine gene promoter can production...

10.1136/annrheumdis-2016-eular.4007 article EN Annals of the Rheumatic Diseases 2016-06-01

Methods Patient data were collected retrospectively by pediatric rheumatologists (PR) or hemato-oncologists (PHO). Clinical features, treatments and outcome compared between groups Mann-Whitney chisquare tests. “Severe course” was defined as ICU admission death. Results 362 patients with MAS in sJIA 95 investigators from 33 countries. 179 (49.4%) enrolled Europe (EU), 72 (19.9%) North America (NA) 111 (30.7%) other continents (OC). 79 (21.8%) included PHO. HP detected 44% of not looked for...

10.1186/1546-0096-12-s1-p54 article EN cc-by Pediatric Rheumatology 2014-09-01

Temporomandibular joint (TMJ) involvement is seen very often (17-87%) in children with juvenile idiopathic arthritis that can lead to compromised craniomandibular function, dentofacial aestethics and morphology. Contrast enhanced MRI the golden standart for diagnosis of TMJ (Argyropoulou, 2009). Previous studies show HLA II class alleles may have protective or risk importance JIA subtypes (Hollenbach, 2010).

10.1186/1546-0096-12-s1-p24 article EN cc-by Pediatric Rheumatology 2014-09-01

<h3>Background</h3> Juvenile idiopathic arthritis (JIA) is group of heterogenous diseases [1]. Inflammatory cytokines, like Iiterleukin 6 (IL-6), IL-1 and tumor necrosis factor alpha (TNF-a) their regulatory gene polymorphisms can affect cytokine production, inflammatory processes disease outcome [2-4]. <h3>Objectives</h3> To determine the association <i>IL6</i>, <i>IL1A</i> <i>TNFA</i> SNPs with JIA. <h3>Methods</h3> All 107 JIA patients (28 seronegative 12 seropositive polyarthritis, 23...

10.1136/annrheumdis-2015-eular.5662 article EN Annals of the Rheumatic Diseases 2015-06-01

<h3>Background</h3> Juvenile idiopathic arthritis (JIA) is heterogenous group of diseases and it most common rheumatic disease in children. Inflammatory cytokines their regulatory gene polymorphisms are important the pathogenesis JIA. Interleukin 6 (IL-6) significant inflamation [1] whereas IL-10 has anti-inflammatory activity [2]. Protein tyrosine phosphatase non-receptor 22 (PTPN22) impact on T B cell regulation activation [3]. One single nucleotide (SNP) substitution within certain can...

10.1136/annrheumdis-2012-eular.250 article EN Annals of the Rheumatic Diseases 2013-06-01

<h3>Background</h3> Juvenile idiopathic arthritis (JIA) is the most common autoimmune heterogenic diseases group of unknown etiology with7 subtypes. There are markedly high prevalence temporomandibular joint (TMJ) involvement- 17 - 87% depending on population and examination method (1). Contrast enhanced magnetic resonance imaging (MRI) considered optimal for TMJ evaluation. Beside systemic therapy intraarticular (i/a) steroid injections night splints used in a cases (2). <h3>Objectives</h3>...

10.1136/annrheumdis-2013-eular.3025 article EN Annals of the Rheumatic Diseases 2013-06-01

Hypereosinophilic syndrome (HES) is a heterogeneous group of disorders characterized by peripheral blood eosinophilia 1.5 × 109/L (1,500/μL) or greater, with evidence end-organ damage attributable to (e.g., heart, liver lung) no other cause for the [1]. Eosinophilic granulomatosis polyangiitis (EGPA) rare disorder that may affect multiple organ systems (lungs, kidneys, nervous system). The hypereosinophilia in and tissues, inflammation vessels (vasculitis), development inflammatory nodular...

10.15388/amed.2023.30.1.5 article EN cc-by Acta medica Lituanica 2023-02-27

Introduction Kawasaki disease (KD) is an acute febrile illness of early childhood, characterised by vasculitis the coronary and medium-sized arteries. The incidence differs worldwide, but KD has not been established in Latvia. aim study was to describe epidemiological characteristics estimate rate resistance initial treatment among hospitalised children Material methods a descriptive, population-based study, which used hospital discharge records patients &lt; 18 years old diagnosed with...

10.5114/aoms.2020.100602 article EN Archives of Medical Science 2020-11-04

Eosinophilic granulomatosis with polyangiitis (EGPA; formerly known as Churg-Strauss syndrome) is classified an anti-neutrophil cytoplasmic antibody (ANCA)-associated small vessel vasculitis. It a multisystem disorder and can affect every organ system. EGPA rare disease, estimated prevalence of 1/70,000–100,000 in Europe. As its onset usually occurs adulthood, data from paediatric patients are limited. We present here very practical clinical case involving patient. Presently, on mepolizumab...

10.22541/au.164202786.62577319/v1 preprint EN Authorea (Authorea) 2022-01-12

Abstract Background Adenosine deaminase 2 (ADA2) deficiency is an inherited autoinflammatory syndrome caused by a defect in the ADA2 gene. Most common manifestations include peripheral vasculopathy, early-onset stroke, immunodeficiency, and haematological manifestations. Patients with pathogenic variants that are more detrimental to ADA2’s enzymatic function (e.g. frameshift) have been reported be prone developing hematological phenotype. We report here case of 13-year-old Caucasian girl...

10.1186/s12969-022-00781-9 article EN cc-by Pediatric Rheumatology 2022-12-17
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