1. to detect the characteristic patterns of muscle involvement in suspected cases of LGMD using muscle ultrasound 2. to use the muscle ultrasound findings clinically categorized the different types of LGMD 3. to correlate the muscle ultrasound findings with the findings of the other assissed scales
gender : both sex are included Willingness to participate in the study and to be subjected to disease related examination and assessments Willing and able to provide informd consent
patients unable to give informed consent Patients with acute or subacute onset of symptoms of muscle involvement including inflammatory myopathies Patients with systemic diseases causing secondary myopathy