Severe Duchenne Malnutrition

Duchenne type malnutrition (DMD): also known as severe pseudohypertrophic malnutrition, which is almost only seen in boys. If the mother is a carrier of a gene, 50% of male offspring will develop the disease, which usually starts in 2-8 years old Walking benzene, easy to fall, can not run and go upstairs, standing forward spinal cord, standing abdomen, two legs aside, walking slowly swinging, showing a special "duck step" gait, when walking from supine is very difficult, must Turn over and lie on your back, climb your knees with both hands, and gradually stand up (Gower sign). Can also be seen in the proximal limb muscles, quadriceps and arm muscles.