NCIt definition : An X-linked recessive inherited disorder caused by mutations in the MTM1 gene. Primarily
it affects males. Female carriers are usually asymptomatic. It is characterized by
skeletal muscle weakness and hypotonia. The muscle weakness ranges from mild to severe.
Newborns with severe X-linked centronuclear myopathy develop respiratory distress
which may lead to respiratory failure requiring constant ventilator assistance. Patients
with mild X-linked centronuclear myopathy usually require ventilator support during
the newborn period only.;