Radiation Therapy for Dupuytren's Contracture Following Non-Surgical Release

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age45+
SponsorDartmouth-Hitchcock Medical Center

About this trial

The goal of this study is to learn about preventing recurrence of Dupuytren's Contracture. The main question it aims to answer are:

• Does targeted radiation therapy decrease recurrence of Dupuytren's contracture after treatment with Collagenase Clostridium Histolyticum?

Participants will undergo:

* Release of Dupuytren's Contracture after Collagenase Clostridium Histolyticum injection * Daily radiation therapy treatment for 5 days followed by 6-8 week rest period and then another course of 5 days of radiation therapy

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Age 45 or greater with DC

Extension deficit >10 degrees

Unable to simultaneously place the affected finger and palm flat on a table.

Women included in the study will be post-menopausal or using contraception, and a pregnancy test will be performed as standard of care.

Disqualifiers

Unsuccessful non-surgical release (> N/1 disease)

They develop an open wound during CCH

Breast feeding or pregnancy

A chronic muscular, neurologic, or neuromuscular disorder affecting the hands.

Trial design

Design model

Single group

Treatments tested in this trial

  • Radiation therapy

    Radiation

    Patients with Dupuytren's Contacture will undergo Collagenase Clostridium Histolyticum injection and release followed by two 5-day courses of radiation therapy separated by 6-8 weeks. They will then be followed for 3 years for recurrence.

Treatment groups

95 Participants
are divided into 1 treatment group
Group A: Patients with Dupuytren's ContactureExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Recurrence of Dupuytren's Contracture

Recurrence defined as \> 20 degrees worsening of contracture relative to within 14 days from CCH injection or the need for medical/surgical intervention to correct the new or worsening symptomatic contracture. The investigators will measure the contracture using the table top test in which patients their press hand with best of their ability. We will use a goniometer on dorsal surface of hand while performing table top test to measure PIP and MCP joints.

Time frame
one month, 6 months, 12 months, 24 months, and 36 months post-radiation treatment

Secondary outcomes

1

Radiation Toxicity

acute (30 days or less) and late (\> 30 days) Grade 2 and Grade 3 toxicities from radiotherapy defined by Radiation Therapy Oncology Group

Time frame
one month, 6 months, 12 months, 24 months, and 36 months post-radiation treatment
2

Patient Reported Outcomes after Radiation Treatment (RT)

The investigators will also record hand function change from baseline to after therapy via the Brief Michigan Hand Questionnaire, a patient reported outcome measure. This questionnaire will be used before study enrollment, after completion of RT, one-month post-RT, six months post-RT, one year post-RT, two years post-RT, and three years post-RT. The Michigan Hand Questionnaire is scored from 0-100 with higher scores indicating better functioning and satisfaction.

Time frame
Before Radiation Treatment (RT), after completion of RT, 1-month post-RT, 6 months post-RT, 1 year post-RT, 2 years post-RT, and 3 years post-RT

Other outcomes

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