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Anomalies of Dense Platelet Granules

NCT04095715 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 166

Last updated 2026-03-23

No results posted yet for this study

Summary

The study aims to know the overall prevalence of granular deficits and their breakdown by type (anomaly of number, content or secretion) in a population of patients with hemorrhagic symptomatology after exclusion of other known causes.

This study consists also to evaluate the association between the presence of a deficit in dense granules and (1) the intensity of the hemorrhagic phenotype (hemorrhagic score) (2) the nature of hemorrhages (post-operative, spontaneous, atypical...)

-Evaluate the association between the type of deficit in dense granules and (1) the intensity of the hemorrhagic phenotype (hemorrhagic score) (2) the nature of hemorrhages (post-operative, spontaneous, atypical...)

Conditions

  • Spontaneous Induced Unexplained Haemorrhagic

Interventions

OTHER

Haemostasis consultation

Haemostasis consultation

BIOLOGICAL

Standard management of patients suspected of thrombopathy

Standard management of patients suspected of thrombopathy

Sponsors & Collaborators

  • Assistance Publique Hopitaux De Marseille

    collaborator OTHER

  • CENTRE DE REFERENCE DES MALADIES HEMORRAGIQUES CONSTITUTIONNELLES

    collaborator UNKNOWN

  • URC-CIC Paris Descartes Necker Cochin

    collaborator OTHER

  • Assistance Publique - Hôpitaux de Paris

    lead OTHER

Principal Investigators

  • Delphine BORGEL, PhD · APHP

Eligibility

Min Age
2 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2019-12-09
Primary Completion
2023-02-21
Completion
2023-02-21

Countries

  • France

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04095715 on ClinicalTrials.gov