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Multicentre Longitudinal Study of Bone Mineralisation Characteristics in Marfan Syndrome and Ehlers-Danlos Syndrome

Multicentre Longitudinal Study of Bone Mineralisation Characteristics in Marfan Syndrome and Ehlers-Danlos Syndrome

Status
Not yet recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07169669
Acronym
BONE
Enrollment
150
Registered
2025-09-12
Start date
2025-10-31
Completion date
2026-05-31
Last updated
2025-09-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ehlers-Danlos Syndrome (EDS), Marfan Syndrome, Mineral Density

Brief summary

The general objective of this research is to evaluate the characteristics of bone mineralisation in patients with Marfan syndrome or Ehlers-Danlos syndrome on a large case series. In particular we intend to obtain data regarding the characteristics of bone mineralisation, as well as their variation over time and the relationships existing with other clinical-anamnestic parameters, in patients with Marfan syndrome or Ehlers-Danlos syndrome by retrospectively analysing (data already collected for normal clinical practice and already available at the hospital) the case history of the Cardiovascular genetic center at IRCCS Policlinico San Donato and the related Computerized Bone Mineralometry (MOC) examinations performed at the Radiology Service of the same hospital between 1 September 2019 and 31 December 2022.

Interventions

None listed

Sponsors

Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico
CollaboratorOTHER
IRCCS Policlinico S. Donato
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Healthy volunteers
No

Inclusion criteria

* Subjects with Marfan syndrome and Ehlers-Danlos syndrome according to the revised reference criteria belonging to the Cardiovascular genetic center at IRCCS Policlinico San Donato and the Reference Centre for Ehlers-Danlos Syndromes Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico; * Adult and paediatric subjects who have performed at least one Bone Mineral Densitometry within the observation period of the study.

Exclusion criteria

* Presence of prostheses in the spinal column; * Presence of prostheses in the coxofemoral joint; * Oncological bone diseases reported in history.

Design outcomes

Primary

MeasureTime frameDescription
Objective 1Between 1 September 2019 and 31 January 2025.To retrospectively evaluate the percentage of subjects with fractures in subjects with Marfan syndrome and Ehlers Danlos syndrome who performed at least one Bone Mineral Densitometry in the period between 1 September 2019 and 31 January 2025.

Secondary

MeasureTime frameDescription
Objective 2Between 1 September 2019 and 31 January 2025.Identifying patients with osteoporosis with T-score values below -2.5 SD and z-score values ≤ -2 SD in the paediatric population.
Objective 3Between 1 September 2019 and 31 January 2025.Identify patients with osteopenia with T scores between -1 and -2.5 SD
Objective 4Between 1 September 2019 and 31 January 2025.Identify adult patients with TBS values * TBS values ≤ 1200 (degraded micro-architecture); * TBS values between 1349 - 1201 (partially degraded micro-architecture).

Contacts

Primary ContactAlessandro Pini Alessandro Giorgio Pini,MD, Medical degree
alessandro.pini@grupposandonato.it(+39) 02 52774705

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026