7 Conditions Often Mistaken for Fibromyalgia

It's not at all unusual for fibromyalgia to be misdiagnosed as another condition and vice versa, as symptoms of fibromyalgia are similar to that of other illnesses and there are no lab tests to definitively identify fibromyalgia. Here are seven conditions commonly mistaken for fibromyalgia.

By Karen Lee Richards

Chronic Fatigue Syndrome

Chronic Fatigue Syndrome

ME/CFS is the condition that is probably most often confused with FM.  That's understandable since an estimated 70% of people who have one also have the other.  The symptoms of each are remarkably similar.  So much so that some experts believe FM and ME/CFS are slightly different expressions of the same basic illness.

By Karen Lee Richards— Last Modified: 05/08/2013, First Published: 06/09/2011