About this trial
Translational studies have demonstrated reduced hyaluronidase activity in the skin of patients with systemic sclerosis. It is thought this may contribute to the progressive fibrosis seen in this disease. Several studies have demonstrated that exogenous hyaluronidase is very effective at improving systemic sclerosis associated microstomia. Therefore, this study aims to explore hyaluronidase for systemic sclerosis associated sclerodactyly.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥18 and <60 years
Diagnosis of systemic sclerosis
Presence of sclerodactyly
Ability to provide informed consent
Disqualifiers
Known hypersensitivity to hyaluronidase
Pregnancy or breastfeeding
Unstable systemic disease
Recent changes in systemic immunomodulatory therapy
Trial design
Single group
Treatments tested in this trial
Hyaluronidase (Hylenex)
DrugPatients will receive monthly injections of hyaluronidase into 1 finger on each hand over a 28 week treatment period.
Treatment groups
Trial outcomes
Primary outcomes
Feasibility Assessment
The primary measures of feasibility will be study refusal rate and visit adherence during the treatment period. If the study refusal rate is more than 70% the study will be deemed unfeasible
Evaluate Safety
Will monitor for adverse events and serious adverse events at every 4 week visit. All will be graded using Common Terminology Criteria for Adverse Events
Secondary outcomes
Estimate preliminary efficacy in digital range of motion
Change from baseline in digital range of motion using goniometry
Estimate preliminary efficacy based on patient reported outcomes
Change from baseline in Cochin Hand Function Scale-6
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: