Collagen VI-related diseases include Bethlem myopathy and Ulrich dystrophy. They are both caused by decreased levels or a lack of collagen VI. The first symptoms can be present at birth as joint laxity and hypotonic muscles; often seen with luxation of the hip and scoliosis. During childhood, patients may develop contractures of fingers, wrists, elbows and ankles. Muscle weakness often appears in childhood to early adulthood and is progressive. It often results in walking difficulties. There is no treatment available for Behtlem and Ulrich dystrophies. The primary aim of this study is to investigate the pattern of involved muscles, the function and quality of the muscles and the disease severity using MRI.
See above
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
20
No intervention, observational
Copenhagen Neuromuscular Center
Copenhagen, Østerbro, Denmark
RECRUITINGMuscle fat fraction
The Dixon MRI will be used to quantify the fat fraction in skeletal muscle
Time frame: One MRI scan pr subject (exam lasts approximately 60 min)
Muscle strength
MRC in order to test specific muscles in the subjects
Time frame: Exam lasts approximately 40-60 min
Julia Dahlqvist, MD
CONTACT
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