Hester Colboc

ORCID: 0000-0001-8756-9862
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About
Contact & Profiles
Research Areas
  • Dermatologic Treatments and Research
  • Wound Healing and Treatments
  • Diagnosis and Treatment of Venous Diseases
  • Pressure Ulcer Prevention and Management
  • Skin Protection and Aging
  • Dermatological and Skeletal Disorders
  • Venous Thromboembolism Diagnosis and Management
  • Muscle and Compartmental Disorders
  • Inflammatory Myopathies and Dermatomyositis
  • Diabetic Foot Ulcer Assessment and Management
  • Facial Rejuvenation and Surgery Techniques
  • Tattoo and Body Piercing Complications
  • Parathyroid Disorders and Treatments
  • Sarcoidosis and Beryllium Toxicity Research
  • Case Reports on Hematomas
  • Nail Diseases and Treatments
  • Cellular Mechanics and Interactions
  • melanin and skin pigmentation
  • interferon and immune responses
  • Blood properties and coagulation
  • Kidney Stones and Urolithiasis Treatments
  • Autoimmune Bullous Skin Diseases
  • Laser Applications in Dentistry and Medicine
  • Body Contouring and Surgery
  • Skin and Cellular Biology Research

Sorbonne Université
2016-2025

Hôpital Rothschild
2017-2024

Centre National de la Recherche Scientifique
2022-2023

Hôpital Tenon
2016-2023

Maladies rénales fréquentes et rares : des mécanismes moléculaires à la médecine personnalisée
2021-2023

Inserm
2019-2023

École Polytechnique
2023

Centre Hospitalier Universitaire de Rouen
2023

Université de Rouen Normandie
2023

Centre Hospitalier Universitaire de Montpellier
2023

Calcific uremic arteriolopathy (CUA), a rare, potentially fatal, disease with calcium deposits in skin, mostly affects patients end-stage renal who are receiving dialysis. Chemical composition and structure of CUA calcifications have been poorly described.To describe the localization morphologic features determine precise chemical CUA-related identify any mortality-associated factors.A retrospective, multicenter cohort study was conducted at 7 French hospitals including consecutive adults...

10.1001/jamadermatol.2019.0381 article EN JAMA Dermatology 2019-05-22

Rivastigmine, a reversible and noncompetitive acetylcholinesterase inhibitor (AChI), provides significant symptomatic benefit for neuropsychiatric symptoms in Lewy body disease (LBD). It is available as oral capsules transdermal patches. Few adverse effects have been reported, gastrointestinal being the most frequent during initiation. Discontinuation due to rare may be associated with faster cognitive decline. Here we report case of an extensive erythematous maculopapular eruption following...

10.1111/psyg.13166 article EN cc-by-nc-nd Psychogeriatrics 2024-07-25

Objective: Multicomponent bandages (MCBs) are recommended by the French Authority for Health (Haute Autorité de Santé) as first-line treatment venous leg ulcers (VLUs). A first analysis of data collected from administrative healthcare database (Système National des Données Santé (SNDS)) on 25,255 patients with a VLU supported superiority MCBs versus short stretch when considering healing outcomes and costs associated closure these wounds. The aim this study was to assess how beneficial...

10.12968/jowc.2024.0189 article EN Journal of Wound Care 2024-09-02

Abstract Background Sarcoidosis, characterized by epithelioid granulomas, is considered to be caused a complex interplay between genetics and environmental agents. It has been hypothesized that exogenous inorganic particles as crystalline silica could causal or adjuvant agent in sarcoidosis onset. Objectives To investigate the location, frequency physicochemical characteristics of foreign materials mineral tissue deposits granulomatous area cutaneous sarcoidosis. Methods Skin biopsies ( n =...

10.1111/jdv.15167 article EN Journal of the European Academy of Dermatology and Venereology 2018-07-04

Although numerous pathologies are associated with abnormal skin deposits, these remain poorly described, as accurate characterization continues to present a challenge for dermatologists. Their submicrometer size well their diverse chemistry require various tools. We aim exemplify of endogenous and exogenous deposits in some selected diseases using different physico-chemical techniques. begin presentation deposits. then those our results which show variety structure, location chemical...

10.5802/crchim.153 article EN cc-by Comptes Rendus Chimie 2022-02-24

Sarcoidosis is a multisystem inflammatory disease affecting different organs particularly lung, skin, eyes and joints. Characterized by noncaseating epithelioid granulomas, sarcoidosis considered to be caused complex interplay between genetics environmental agents while it still remains of unknown etiology. 10 skin biopsies from patients with cutaneous were included in the study. After polarized light examination (PLE) through optical microscopy, these have been investigated μFourier...

10.1016/j.crci.2016.05.007 article EN cc-by-nc-nd Comptes Rendus Chimie 2016-06-09

XANES spectroscopy, which uses synchrotron radiation as a probe, offers substantial information about the local structure of biological samples, encompassing those without long range order such Pt anticancer molecules, and nanometre scale or amorphous particles calcium phosphate. Its subcellular spatial resolution, well its capacity to operate at room temperatures pressures represent major advantages for medical research. Moreover, paraffin embedded biopsy samples can be analysed any further...

10.5802/crchim.129 article EN cc-by Comptes Rendus Chimie 2021-10-21

Objective: To evaluate the healing outcomes and costs associated with aetiological management of venous leg ulcers (VLUs) treated recommended multicomponent bandages (MCBs) short-stretch (SSBs). Method: This observational study is a retrospective comparative (Level 2b), based on French administrative healthcare database (Système National des Données de Santé, SNDS). It includes patients from onset reimbursed MCBs SSBs for VLU episode, between July 2018 September 2020. Although other...

10.12968/jowc.2023.32.10.615 article EN Journal of Wound Care 2023-10-02

Skin reactions are well described complications of tattooing, usually provoked by red inks. Chemical characterizations these inks based on limited subjects and techniques. This study aimed to determine the organic inorganic composition using X-ray fluorescence spectroscopy (XRF), absorption (XANES) Raman spectroscopy, in a cohort patients with cutaneous hypersensitivity tattoo. A retrospective multicenter was performed, including 15 diagnosed skin tattoos. Almost half developed black XRF...

10.1107/s1600577522008165 article EN cc-by Journal of Synchrotron Radiation 2022-10-04

10.1016/s2468-9114(17)30379-1 article FR Revue Francophone de Cicatrisation 2017-07-01

Chronic wounds, including leg ulcers, constitute an important medical problem among older patients. Dystrophic calcifications (DC) are associated with a variety of disorders, ulcers. The aim this study was to report the clinical and biological characteristics patients DC in ulcers determine morphology chemical composition these calcifications. We conducted prospective monocentric our Geriatric-Wound Healing ward, Rothschild Hospital, Paris, from January 2018 December 2019. Patients were...

10.1093/gerona/glab223 article EN The Journals of Gerontology Series A 2021-07-31

This contribution tries to indicate the clinician what kind of information can be investigated through X-ray fluorescence, extracted from this spectroscopy and finally how it competes with other tools described in previous publications such as Fourier Transform Infrared or Raman spectroscopy, Absorption Near Edge Structure diffraction. To attain goal, several examples based on fluorescence experiments performed biological samples namely concretions, medical devices, fluids well tissues are...

10.5802/crchim.103 article FR cc-by Comptes Rendus Chimie 2021-08-17

The term dermatoporosis (DP) is used to describe the clinical signs and functional consequences of age-related extreme skin fragility. It associated with potentially severe complications, including deep dissecting hematomas extended lacerations. No studies have evaluated prevalence risk factors DP in adults aged 75 older.The aim our study was assess prevalence, a cohort older patients hospitalized rehabilitation center. A case-control, single-center conducted between September October 2020...

10.1111/jgs.17618 article EN Journal of the American Geriatrics Society 2021-12-17

Objective: Managing the gap between dressing and wound bed can facilitate healing of exuding wounds. A silicone foam (Biatain Silicone; Coloplast A/S, Denmark) was developed for application to sub-analysis real-world, prospective, observational VIPES (Observatoire en Ville des Plaies ExSudatives) study conducted investigate use performance in a community nursing setting France. Method: The included patients from who received as primary an acute or hard-to-heal (chronic) wound....

10.12968/jowc.2024.0122 article EN Journal of Wound Care 2024-08-02
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