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A Case of Sesamoid Displacement Causing the First Metacarpophalangeal Joint Locking

Study of the Second Hospital of Qinhuangdao

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01214798
Acronym
SDL
Enrollment
1
Registered
2010-10-05
Start date
2008-01-31
Completion date
2010-04-30
Last updated
2010-10-05

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

Conditions

Primary Disease

Keywords

sesamoid displacement,, metacarpophalangeal joint,, radial condylar ridge of the metacarpal head.

Brief summary

Traumatic sesamoid displacement of the first metacarpophalangeal joint can affect thumb function.

Detailed description

Although occurrence is rare, the mechanism of the displacement is commonly complex and varied. Understanding the mechanism is critical for treatment of the disorder. We herein present a locked thumb MCPJ caused by sesamoid displacement.

Interventions

None listed

Sponsors

The Second Hospital of Qinhuangdao
Lead SponsorOTHER

Study design

Observational model
CASE_ONLY
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
20 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Traumatic sesamoid displacement

Exclusion criteria

* Pathologic sesamoid disorder

Outcome results

None listed

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