Early Pathophysiology of Hidradenitis Suppurativa and Prediction of the Risk of Progression: a Prospective Cohort (Early-HS)
Physiopathologie précoce de l'hidradénite suppurée et prédiction du Risque de Progression : Cohorte Prospective
Hidradenitis suppurativa (HS) is a chronic inflammatory disease affecting approximately 1% of the population. Most pathophysiological studies have focused on advanced forms (Hurley II-III), which obscures the initial mechanisms. The mean diagnostic delay of 7 to 10 years and the lack of prognostic biomarkers limit early management. Identifying molecular and microbiological alterations as early as Hurley stage I could allow stratification of the risk of progression and support early intervention strategies.
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Studientyp
Studientyp
Einschreibung (Geschätzt)
Einschreibung
Phase
Phase
- Unzutreffend
Kontakte und Standorte
Studienkontakt
Studienkontakt
- Name: Charles Cassius
- Telefonnummer: +33 01 42 49 99 61
- E-Mail: charles.cassius@aphp.fr
Studieren Sie die Kontaktsicherung
- Name: Jérôme Lambert
- Telefonnummer: +33 +33142499742
- E-Mail: jerome.lambert@u-paris.fr
Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria:
HS patients:
- Age ≥ 12 years
- Consultation for a recurrent abscess or nodule in an HS area (axillary, inframammary, abdominal, inguinal, perineal, intergluteal and intermammary regions)
- At least one inflammatory lesional area accessible to biopsy outside skin folds and the face. A fold is defined as the area within 1 cm of the crease.
- First episode within the past 12 months
- Free, informed, written and signed consent (adult patient, or holders of parental authority + assent of the minor)
- Affiliation to a social security scheme
Controls:
- Healthy control enrolled in the ImmuneSkinBank research protocol coordinated by the same investigating team (IDRC 2024-A00202-45, APHP240183, favourable opinion from CPP Sud-Méditerranée II), who agreed to the reuse of their data and samples for future research.
- Matched to an HS patient on age (by age group) and sex
- Informed about the study by an information notice sent by post
Exclusion Criteria:
HS patients:
-
Buttock involvement
-
HS-related sinus tracts (Hurley II or III)
-
Treatment that may interfere with the course of HS:
- Long-term antibiotic therapy received within the past month
- Immunosuppressive/immunomodulatory treatment within the past 3 months
-
Person under guardianship or curatorship, under judicial protection, or deprived of liberty by judicial or administrative decision
-
Patients covered by State Medical Aid (AME)
-
Pregnant or breastfeeding women
Controls:
Objection to the research
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Sonstiges
- Zuteilung: Nicht randomisiert
- Interventionsmodell: Parallele Zuordnung
- Maskierung: Keine (Offenes Etikett)
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
|
Sonstiges: Patients with HS
Adolescent (≥ 12 years) and adult patients with Hurley stage I HS, presenting with a recurrent nodule or abscess (≥ 2 episodes within 12 months) in characteristic locations. |
|
|
Sonstiges: Controls
Healthy subjects matched 1:1 on age (by age group) and sex, recruited among plastic surgery patients with residual skin tissue (e.g. abdominoplasty, breast reduction) enrolled in the ImmuneSkinBank protocol coordinated by the same investigating team (IDRC 2024-A00202-45, NCT06599411, APHP240183). |
e.g. abdominoplasty, breast reduction |
Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Identification of a combined molecular and microbiological signature associated with Hurley stage I hidradenitis suppurativa
Zeitfenster: At inclusion
|
|
At inclusion
|
Sekundäre Ergebnismessungen
Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Progression-free survival to Hurley stage II-III
Zeitfenster: Up to 96 months
|
Time from HS diagnosis to the date of progression to Hurley stage II-III |
Up to 96 months
|
|
Incidence rate of progression to Hurley stage II-III
Zeitfenster: Up to 96 months
|
expressed per 100 person-years of follow-up |
Up to 96 months
|
|
Number of newly involved anatomical regions during follow-up
Zeitfenster: Up to 96 months
|
Analysis of topographic extension |
Up to 96 months
|
|
Proportion of patients in need for major surgery (wide excision, extensive deroofing) and survival free of major surgery
Zeitfenster: Up to 96 months
|
time from HS diagnosis to the first surgical procedure |
Up to 96 months
|
|
Change in IHS4 during follow-up
Zeitfenster: Up to 96 months
|
absolute and relative change from inclusion at each annual visit |
Up to 96 months
|
|
Change in HS-PGA during follow-up
Zeitfenster: Up to 96 months
|
absolute and relative change from inclusion at each annual visit |
Up to 96 months
|
|
Rate of inflammatory flares per year of follow-up
Zeitfenster: Up to 96 months
|
Up to 96 months
|
|
|
Patient-reported score - Dermatology Life Quality Index
Zeitfenster: Up to 96 months
|
The Dermatology Life Quality Index (DLQI) total score ranges from 0 to 30, with higher scores indicating a greater negative impact of the skin disease on quality of life (0-1: no effect; 2-5: small effect; 6-10: moderate effect; 11-20: very large effect; 21-30: extremely large effect). The Children's Dermatology Life Quality Index (CDLQI) total score ranges from 0 to 30, with higher scores indicating a greater negative impact of the skin disease on the child's quality of life. |
Up to 96 months
|
|
Patient-reported score - HiSQOL
Zeitfenster: Up to 96 months
|
The Hidradenitis Suppurativa Quality of Life (HiSQOL) total score ranges from 0 to 68, with higher scores indicating a greater impact of hidradenitis suppurativa on quality of life. Les seuils publiés récemment sont : 0-4 none, 5-14 mild, 15-21 moderate, 22-23 severe, ≥24 very severe. |
Up to 96 months
|
|
Patient-reported score - VAS
Zeitfenster: Up to 96 months
|
Pain intensity is assessed using a Visual Analogue Scale (VAS) ranging from 0 to 10, where 0 indicates no pain and 10 indicates the worst imaginable pain. |
Up to 96 months
|
|
Patient-reported score - HADS/ADRS
Zeitfenster: Up to 96 months
|
The Hospital Anxiety and Depression Scale (HADS) comprises two subscales, HADS-A for anxiety and HADS-D for depression, each ranging from 0 to 21. For each subscale, higher scores indicate greater symptom burden; scores of 0-7 indicate no significant symptoms, 8-10 borderline/doubtful symptoms, and 11-21 probable/significant symptoms. The Adolescent Depression Rating Scale (ADRS) self-report score ranges from 0 to 10, with higher scores indicating a higher risk of depressive symptoms. |
Up to 96 months
|
|
Patient-reported score - AUDIT-C
Zeitfenster: Up to 96 months
|
The Alcohol Use Disorders Identification Test-Consumption (AUDIT-C) score ranges from 0 to 12, with higher scores indicating greater levels of potentially hazardous alcohol consumption. |
Up to 96 months
|
|
Patient-reported score - IPAQ - Short Form
Zeitfenster: Up to 96 months
|
Physical activity is assessed using the International Physical Activity Questionnaire (IPAQ) and expressed in MET-minutes/week; higher values indicate greater physical activity. Physical activity may also be classified as low, moderate or high. |
Up to 96 months
|
|
Patient-reported score - EPICES
Zeitfenster: Up to 96 months
|
Socioeconomic deprivation is assessed using the EPICES score, with higher scores indicating greater socioeconomic deprivation; a score ≥30.17 is commonly used to identify socioeconomic deprivation. |
Up to 96 months
|
|
Patient-reported score - Short FFQ
Zeitfenster: Up to 96 months
|
Food Frequency Questionnaires |
Up to 96 months
|
|
Incidence rate of inflammatory and metabolic comorbidities during follow-up
Zeitfenster: Up to 96 months
|
Up to 96 months
|
|
|
Molecular and microbiological signatures differentially expressed over time within the same HS patient
Zeitfenster: Up to 96 months
|
Up to 96 months
|
|
|
Keratinocyte marker gene expression in skin biopsy and tape stripping
Zeitfenster: At inclusion
|
At inclusion
|
Mitarbeiter und Ermittler
Sponsor
Sponsor
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Geschätzt)
Studienbeginn
Primärer Abschluss (Geschätzt)
Primärer Abschluss
Studienabschluss (Geschätzt)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
- Infektionen
- Hautkrankheiten
- Bakterielle Infektionen
- Bakterielle Infektionen und Mykosen
- Erkrankungen der Schweißdrüsen
- Hautkrankheiten, bakteriell
- Hautkrankheiten, ansteckend
- Eiterung
- Hidradenitis
- Haut- und Bindegewebserkrankungen
- Hidradenitis suppurativa
- Qualität, Zugang und Bewertung im Gesundheitswesen
- Untersuchungstechniken
- Epidemiologische Methoden
- Datenerfassung
- Gesundheitsbewertungsmechanismen
- Qualität der Gesundheitsversorgung
- Öffentliche Gesundheit
- Umwelt und öffentliche Gesundheit
- Umfragen und Fragebögen
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- APHP260139
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