2.1 Study patient and family
The patient is a five-year-old boy
diagnosed with DMD, who is as wheelchair user suffering from slow
walking, difficult squatting, and muscle weakness of both lower limbs.
In the study, his mother had a
second pregnancy, and the prenatal examination showed that the value of
NT (nuchal translucency) of the fetus was normal and the results of
non-invasive prenatal test was low risk.