1.0The Hong Kong Society of Neuromuscular Diseaseshttps://hksnmd.org/en/rich600338<blockquote class="wp-embedded-content" data-secret="gH4J8PEeIh"><a href="https://hksnmd.org/en/neuromuscular-diseases/congenital-muscular-dystrophy/">Congenital Muscular Dystrophy</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://hksnmd.org/en/neuromuscular-diseases/congenital-muscular-dystrophy/embed/#?secret=gH4J8PEeIh" width="600" height="338" title="“Congenital Muscular Dystrophy” — The Hong Kong Society of Neuromuscular Diseases" data-secret="gH4J8PEeIh" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); </script> What is Congenital Muscular Dystrophy? Congenital muscular dystrophy (CMD) is a group of rare hereditary muscle diseases caused by underlying genetic mutations resulting in muscle weakness with progressive deterioration. The initial symptoms usually occur within the first few months of life or early childhood. The common presenting symptoms include hypotonia, muscle weakness and joint contractures. […]