The Concept of Incomplete Fibromyalgia Syndrome

The Concept of Incomplete Fibromyalgia Syndrome: Comparison of Incomplete Fibromyalgia Syndrome With Fibromyalgia Syndrome by 1990 ACR Classification Criteria and Its Implications for Newer Criteria and Clinical Practice
Journal of Clinical Rheumatology (JCR), 03/28/2012

Yunus MB et al. – Fulfillment of the American College of Rheumatology (ACR) 1990 criteria is not necessary for a diagnosis of fibromyalgia/fibromyalgia syndrome (FMS) in the clinic. For diagnosis and management of FMS in the clinical setting, incomplete FMS (IFMS) patients, along with consideration of the total clinical picture, may be considered to have FMS, albeit generally mild.