Evaluation of physical and mental components summary in patients with primary and secondary fibromyalgia

Fibromyalgia (FM) is widespread and covers different age groups, most commonly occurring between 20 and 50 years. Patients with rheumatic diseases - osteoarthritis (OA) and systemic lupus erythematosus (SLE), have an accompanying / secondary FM. The presence of secondary fibromyalgia in SLE and OA has been investigated by various authors and is found in approximately 20% of these patients. The purpose of this clinical trial is to analyze correlations under clinical manifestations of primary vs. secondary FM. The present study is prospective and has been performed at the Clinic of Rheumatology of the University Hospital “St. Ivan Rilski” and “Focus 5” Center, Sofia for the period September 2013 - September 2017. Eighty three patients with primary FM, 39 patients with FM + OA, 23 patients with FM + SLE, 27 patients with SLE and 36 healthy subjects were included. The present study analyse  the relationship of clinical manifestations and physical (PCS) and mental component summary (MCS) in patients with primary and secondary fibromyalgia (FM) compared with a control group of healthy volunteers. The obtained results prove that development of pain in FM to related of concomitant clinical symptoms. Impact of FM on daily functioning and Von Zerssen depression score to determine the physical component summary. Impact of FM on daily functioning - social functioning and HADS score for depression to determine the mental component summary