Signs & Symptoms

You have recognised the early signs and symptoms and suspect Duchenne muscular dystrophy. Do you know what to do next?

An increase in creatine kinase is associated with muscle damage in patients, making it an important diagnostic indicator for Duchenne muscular dystrophy.1 Find out more about when might be the right time to order a creatine kinase test.

  1. van Ruiten HJ, et al. Arch Dis Child. 2014,99:1074–1077.
Filter by topic
Signs & symptoms
Creatine kinase (CK)
did you know icon


Children demonstrating red flag signs and symptoms such as significant development delay could have Duchenne  muscular dystrophy


Birnkrant DJ, et al. Lancet Neurol. 2018;17:251–267. National Task Force for Early Identification of Childhood Neuromuscular Disorders. Guide for primary care providers. Available at: [last accessed November 2020].

Signs and symptoms: Recognising the early signs and symptoms of Duchenne muscular dystrophy

Learn more

Expert insights: Dr Luca Bello's expert opinion on identifying the key signs and symptoms of Duchenne muscular dystrophy

Learn more

Expert insights: Dr Luca Bello's expert opinion on reaching a Duchenne muscular dystrophy diagnosis from initial suspicion

Learn more

Creatine kinase (CK): A guide to CK testing and interpreting the results

Learn more
Our Use of Cookies

In addition to cookies that are necessary to operate this website, we use optional cookies to provide website functionality and give you the best possible experience. We won't set optional cookies unless you enable them. For more detailed information see our Cookie Statement , which explains among others, how to set your cookie preferences and how to recall your consent.

Cookie Settings

Some cookies are essential, others help us improve your experience by providing insights into how the website is used. Select the cookie types listed below, and then save your preferences. Refer to our Cookie Statement for more information.

Strictly Necessary cookies
Strictly necessary cookies enable core functionality such as security, network management, and accessibility.

I accept the advertising/targeting cookies
Advertising/targeting cookies, which we use to track user activity and sessions so that we can deliver a more personalized service, and (in the case of advertising cookies) which are set by the third parties with whom we execute advertising campaigns and allow us to provide advertisements relevant to you.