Viviana Parra-Izquierdo

ORCID: 0000-0003-2361-1018
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About
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Research Areas
  • Inflammatory Bowel Disease
  • Microscopic Colitis
  • Spondyloarthritis Studies and Treatments
  • Eosinophilic Esophagitis
  • Diagnosis and treatment of tuberculosis
  • Esophageal and GI Pathology
  • Autoimmune and Inflammatory Disorders
  • COVID-19 Clinical Research Studies
  • Diverticular Disease and Complications
  • Biosimilars and Bioanalytical Methods
  • Urticaria and Related Conditions
  • Vasculitis and related conditions
  • Pancreatic and Hepatic Oncology Research
  • Tracheal and airway disorders
  • COVID-19 and healthcare impacts
  • Therapeutic Uses of Natural Elements
  • Immunodeficiency and Autoimmune Disorders
  • Gallbladder and Bile Duct Disorders
  • Anorectal Disease Treatments and Outcomes
  • Infectious Diseases and Tuberculosis
  • Pregnancy and Medication Impact
  • Tuberculosis Research and Epidemiology
  • Antifungal resistance and susceptibility
  • Celiac Disease Research and Management
  • Stoma care and complications

Universidad El Bosque
2020-2025

Asociación Colombiana de Gastroenterología
2019-2025

Escuela Internacional de Negocios y Desarrollo Empresarial de Colombia
2021-2025

KU Leuven
2025

Fundación Cardiovascular de Colombia
2022-2024

Universidad de La Sabana
2013-2022

Hospital Militar Central
2020

Military University Nueva Granada
2020

Hospital Universitario San Ignacio
2016-2020

Pontificia Universidad Javeriana
2017-2019

Abstract Background In Latin America, clinical experience with Upadacitinib for CD in terms of effectiveness and safety is limited. Colombia, an orphan disease many cases highly refractory to conventional treatments. The objective this study describe the real-life Colombian patients treated Upadacitinib. Methods Descriptive observational study, induction phase (45 mg orally once a day 12 weeks) different reference centers nationwide. therapeutic response was evaluated endoscopic and/or...

10.1093/ecco-jcc/jjae190.1089 article EN Journal of Crohn s and Colitis 2025-01-01

Abstract Background Inflammatory Bowel Disease (IBD) is increasingly recognized as a systemic disorder, given its high prevalence of extra-intestinal manifestations (EIM) affecting various organs. The frequency these varies depending on factors such geographical region, IBD subtype, disease location, duration, and the timeliness diagnosis, yet data this topic remain limited in Latin America. This study aimed to assess primary EIMs patients Colombia, well examine differences between Crohn's...

10.1093/ecco-jcc/jjae190.1409 article EN Journal of Crohn s and Colitis 2025-01-01

Abstract Background The impact of Inflammatory Bowel Disease (IBD) on women's health, particularly in relation to reproductive remains an underexplored area Latin American populations. This study aims assess the effects IBD including pregnancy outcomes, fertility, and related complications, within a cohort Colombian women. Methods Observational, multicenter descriptive involving adult pediatric patients from two Centers different cities Colombia. focused evaluating aspects sexual health...

10.1093/ecco-jcc/jjae190.1435 article EN Journal of Crohn s and Colitis 2025-01-01

Abstract Background Inflammatory bowel diseases (IBD) are diagnosed during childhood and adolescence in up to 20% of patients. Invasive studies mandatory for diagnosis, but monitoring strategies should ideally be non-invasive reduce anxiety stress, especially children. Hence, intestinal ultrasound (IUS) is increasingly being used as a cheap, noninvasive tool disease activity children with IBD. However, scoring systems have mostly been developed validated adults. We aimed evaluate the...

10.1093/ecco-jcc/jjae190.0721 article EN Journal of Crohn s and Colitis 2025-01-01

Introducción: en 2020, la Asociación Colombiana de Gastroenterología actualizó guía práctica clínica para el diagnóstico y tratamiento colitis ulcerativa. Desde publicación esa guía, se han aprobado nuevos biológicos ulcerativa, con diferentes vías administración nuevas pequeñas moléculas orales, por lo cual consideró necesaria actualización del manejo condición enfocada tratamientos. Materiales métodos: esta fue realizada un equipo multidisciplinario apoyo Instituto Investigaciones Clínicas...

10.22516/25007440.1288 article ES cc-by-nc-nd Revista Colombiana de Gastroenterología 2025-04-30

Background and objectives The subclinical gastrointestinal inflammatory process has been described in a population with spondyloarthritis (SpA), ileoscopy histological findings (50-60%). pathophysiological mechanisms are not completely known, nor is the existence of genetic risk factors such as HLA susceptibility. This study aimed to establish association between HLA-A, B, DR genotypes variables patients SpA without bowel disease (IBD). Methods Retrospective 91 401 healthy controls, typing...

10.29262/ram.v71i1.1371 article EN cc-by-nc Deleted Journal 2025-03-20

Abstract The study of the GI-tract microbiota spondylarthritis (SpA) patients has focused on analysis feces samples, that picture mostly luminal microbiota. aim this was to determine contribution mucosal and microbiome gut dysbiosis in SpA, using colonoscopy aspiration lavages (CAL), a recent alternative for regional studies GI-tract. We analyzed 59 CAL (from sigmoid colon distal ileum), 41 from 32 SpA 7 healthy individuals, 16S rRNA gene-targeted metataxonomic profiling. It found high...

10.1038/s41598-023-33597-y article EN cc-by Scientific Reports 2023-04-28

Abstract Background Significant advances have been made in understanding the preclinical stages of IBD, and identifying risk factors biomarkers to predict IBD onset. With use predictive testing identify patients at developing disease, it would be possible intervene try mitigate that risk. However, feasibility such strategy, depend on whether individuals willing undergo preventive interventions. Methods A Redcap® electronic survey, available five languages, was disseminated by clinicians...

10.1093/ecco-jcc/jjad212.1307 article EN Journal of Crohn s and Colitis 2024-01-01

El íleo biliar es una causa obstrucción mecánica intestinal caracterizada por presentar síntomas como dolor abdominal, ictericia y fiebre. tratamiento de elección en estos casos está asociado al abordaje quirúrgico acorde estado clínico del paciente. Es importante estudiar esta patología ya que su diagnóstico oportunos son fundamentales para evitar complicaciones graves asociadas a gran morbilidad mortalidad. presente artículo describe un caso relacionado biliar.

10.47892/rgp.2024.441.1594 article ES cc-by Revista de Gastroenterología del Perú 2024-03-18

Introducción: La endoscopia juega un papel fundamental en la enfermedad inflamatoria intestinal (EII), y se hace esencial el diagnóstico, monitoreo del tratamiento, detección manejo de complicaciones. Materiales métodos: Organización Panamericana Crohn Colitis (PANCCO) Sociedad Interamericana (SIED) designó 22 expertos latinoamericanos EII para desarrollar estudio consenso utilizando método Delphi modificado, basado mejor evidencia disponible. Un grupo trabajo miembros 9 países,...

10.47892/rgp.2024.442.1713 article ES Revista de Gastroenterología del Perú 2024-06-26

Los coronavirus son una extensa familia de virus; algunos pueden ser causa diversas enfermedades humanas, que van desde el resfriado común hasta síndrome respiratorio agudo severo. La enfermedad por (COVID-19) es causada zoonótico SARS-CoV-2, y comenzó en China diciembre 2019. En marzo 2020, la Organización Mundial Salud (OMS) lo declaró pandemia mundial. Esta tiene un gran espectro signos síntomas, predominantemente se presenta con tos fiebre, resulta proporción pacientes desarrollan...

10.22516/25007440.539 article ES cc-by-nc-nd Revista Colombiana de Gastroenterología 2020-05-06

La pandemia por SARS-Cov-2, ha tomado gran relevancia su impacto en los diversos sistemas de salud el mundo. Inicialmente solo se contemplaba la importancia síntomas respiratorios y fiebre; sin embargo, a diario tenemos más reportes publicaciones sobre que está teniendo sistema digestivo, ya algunos pacientes informan gastrointestinales como diarrea, vómito dolor abdominal. Los estudios han identificado ARN del SARS-CoV-2 muestras heces infectados, las encontró receptor es enzima...

10.22516/25007440.532 article ES cc-by-nc-nd Revista Colombiana de Gastroenterología 2020-05-06

Abstract There is little literature on the implementation of screening criteria for inflammatory bowel disease (IBD) in patients with spondyloarthritis (SpA). This study aimed to apply IBD a group SpA without diagnosis and correlate them endoscopic findings activity. A total 82 were included. The test ileocolonoscopy digital chromoendoscopy magnification histological analysis performed. data analysed Chi-square test/Fisher’s exact multiple correspondence analysis. major found 48.7%...

10.1007/s10067-022-06297-7 article EN cc-by Clinical Rheumatology 2022-09-02

SpyGlass DS es un sistema de colangioscopia peroral, asociado a mejor calidad imagen y configuración. Actualmente, existe diversidad en su uso escasa información sobre implementación, incluyendo resultados clínicos eventos adversos. Describir la experiencia del varios centros referencia gastroenterología Colombia, mencionando eficacia posibles Este estudio observacional (serie casos). La principal indicación fue coledocolitiasis (n:204), seguida estenosis biliar (n:40) pancreatolitiasis...

10.47892/rgp.2022.423.1356 article ES cc-by Revista de Gastroenterología del Perú 2023-01-20

EXVEDOCOL (EXperience of VEDOlizumab in COLombia) is a consortium 9 inflammatory bowel disease (IBD) centres investigating the real-world (RW) clinical outcomes vedolizumab (VDZ) ulcerative colitis (UC) and Crohn's (CD) patients. RW on VDZ Latin America are scarce. Our study aimed to assess patient characteristics, effectiveness safety this cohort. A chart review was conducted adult patients (≥18 years) with moderate severe active IBD receiving therapy between July 2016 October 2018....

10.1093/ecco-jcc/jjy222.307 article EN Journal of Crohn s and Colitis 2019-01-25

Abstract Background and aims Spondyloarthritis (SpA) is a group of autoinflammatory disorders, which the primary extra-articular manifestation inflammatory bowel disease (IBD). The oral cavity being part gastrointestinal tract, significantly compromised in IBD, many cases, it first site clinical manifestations IBD. This study aimed to identify changes mucosa associated with onset IBD their association endoscopic/histological findings. Materials methods assessed 80 patients SpA 52 healthy...

10.1186/s12903-022-02497-4 article EN cc-by BMC Oral Health 2022-11-09
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