Clinical trial Recruiting at 31 sites Observational Ages 18 and up

Understanding barriers and delays in diagnosing anal cancer

Official title: Towards an Understanding of Barriers and Delays in the Diagnosis of Anal Cancer

Run by Centre Hospitalier Intercommunal Creteil · NCT07455942 · Data updated 2026-11-12

This study looks at how people with anal cancer experience delays in diagnosis to see what helps or hinders earlier detection.

More HPV-Related Anal Squamous Cell Carcinoma trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment300 (estimated)
SponsorCentre Hospitalier Intercommunal Creteil
Academic / other
Locations32 sites (Angers and 31 other locations)
StatusRecruiting
StartedJune 23, 2026
Main results expectedSeptember 30, 2028
Study endsDecember 31, 2028
Registry record updatedSeptember 1, 2026
Trial IDNCT07455942 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults (18+) with histologically confirmed anal squamous cell carcinoma who are affiliated with a social security system and have read the information provided.

Probably not a fit

Patients who have already completed treatment within 6 months or those not seeking diagnostic care may not see direct benefits.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study analyzes care pathways in 300 patients with anal squamous cell carcinoma to identify barriers and delays in diagnosis and to evaluate the impact of screening and access to care. It will quantify diagnostic waiting times, examine whether cancers were found through screening, and assess the proportion of eligible patients who did not benefit from screening. The research also investigates patient reluctance, socioeconomic influences, and knowledge of the link between HPV and anal cancer to inform targeted education efforts. The goal is to improve care pathways, raise awareness among the public and healthcare professionals, and promote earlier diagnosis.

Why it matters

Potential benefit: If successful, the study could lead to earlier diagnosis and improved care pathways for anal cancer patients.

How similar studies have gone: Prior research in cancer care pathways has shown that identifying delays can lead to process improvements, though this specific focus on anal cancer is relatively novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Male or female ≥ 18 years
2. Histologically proven invasive or microinvasive squamous cell carcinoma of the anus
3. Having read and understood the information letter provided, either:

   i. After disclosure of the diagnosis, or ii. At the latest 6 months after initiation of treatment (surgical excision, radiotherapy, or chemoradiotherapy)
4. Affiliated with a social security system

Exclusion Criteria:

1. Refusal to participate in the protocol
2. Other histological types: lymphoma, adenocarcinoma, neuroendocrine tumor, etc.
3. Time since treatment initiation greater than 6 months
4. Protected persons (pregnant women, breastfeeding women, individuals under guardianship or curators, minors, persons deprived of liberty, or persons unable to express informed consent).

Where it's running

  • CHU Angers
    Angers, France
    Recruiting
  • Clinique Belharra
    Bayonne, France
    Recruiting
  • CH Béthune
    Beuvry, France
    Recruiting
  • CH du Haut Anjou
    Château-Gontier, France
    Recruiting
  • Polyclinique du Parc Vivalto
    Cholet, France
    Recruiting
  • Centre Hospitalier Intercommunal de Créteil
    Créteil, France
    Recruiting
Show 26 more locations
  • CH Annecy Genevois
    Épagny, France
    Recruiting
  • Clinique du Palais
    Grasse, France
    Recruiting
  • CH Vendée
    La Roche-sur-Yon, France
    Recruiting
  • Cabinet de proctologie
    Le Bouscat, France
    Recruiting
  • CH Lens
    Lens, France
    Recruiting
  • Hôpital St Joseph St Luc
    Lyon, France
    Recruiting
  • CHU Hôpital Nord - Marseille
    Marseille, France
    Recruiting
  • CHU Montpellier
    Montpellier, France
    Recruiting
  • Institut régional du Cancer de Montpellier (ICM)
    Montpellier, France
    Recruiting
  • CHU Orléans
    Orléans, France
    Recruiting
  • Hôpital Paris Saclay, GHNE
    Orsay, France
    Recruiting
  • APHP_Hôpital Cochin-Port Royal
    Paris, France
    Recruiting
  • Hôpital Saint Joseph
    Paris, France
    Recruiting
  • Institut Mutualiste de Montsouris
    Paris, France
    Recruiting
  • APHP_Hôpital Bichat Claude-Bernard
    Paris, France
    Recruiting
  • APHP Hôpital Tenon
    Paris, France
    Recruiting
  • Groupe Hospitalier Diaconesses Croix Saint-Simon
    Paris, France
    Recruiting
  • Polyclinique Pau Pyrénées
    Pau, France
    Recruiting
  • CHI Poissy-St Germain
    Poissy, France
    Recruiting
  • Maison des consultations
    Quint-Fonsegrives, France
    Recruiting
  • CHRU Ponchaillou de Rennes
    Rennes, France
    Recruiting
  • Clinique Saint-Grégoire
    Saint-Grégoire, France
    Recruiting
  • Hia Begin
    Saint-Mandé, France
    Recruiting
  • Hôpital Bagatelle
    Talence, France
    Recruiting
  • Centre Hospitalier Intercommunal de Villeneuve-Saint-Georges
    Villeneuve-Saint-Georges, France
    Recruiting
  • CH Avignon
    Avignon, France
    Not yet recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

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  • Neoadjuvant chemotherapy plus tislelizumab for advanced squamous cell cancer of the external auditory canal

    This will test whether giving tislelizumab with induction chemotherapy before surgery helps people with locally advanced squamous cell carcinoma of the external auditory canal.

    Recruiting Phase 2 Eye & ENT Hospital of Fudan University · Shanghai, Shanghai Municipality · NCT07370337

  • Blood ctDNA testing to guide follow-up and treatment for HPV-related cervical and anal canal cancers.

    This study will test whether regular blood tests for HPV ctDNA can guide follow-up and whether giving pembrolizumab after radiotherapy helps people with HPV-related cervical or anal canal cancer who still have positive ctDNA.

    Recruiting Phase 2 Instituto do Cancer do Estado de São Paulo · São Paulo · NCT06640283

  • Screening methods for high-risk anal cancer patients

    This study is testing new ways to screen for early signs of anal cancer in high-risk people, especially those living with HIV, to help improve their health outcomes.

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    This study is testing a new immunotherapy using E7 TCR-T cells to see if it can help people with advanced HPV-related cancers like cervical and throat cancer feel better and improve their health.

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.