Effects of Fibromyalgia Syndrome in Patients With Systemic Sclerosis

American College of Rheumatology (ACR) FMS diagnostic criteria set:It is evaluated by the common pain index \[WPI\] and symptom severity (SS) scale \[19\]. Diffuse pain index \[WPI\]; It is a scale that can be scored between 0-19 and obtained by indicating the aching regions of the patient during the last 1 week. Right shoulder, left shoulder, right hip \[gluteal region\], left hip \[gluteal region\], left chin, right chin, left upper arm, left lower arm, right upper arm, right lower arm, left upper leg, left lower leg, includes right upper leg, right lower leg, chest, neck, abdomen, upper back, lower back. Symptom Severity Scale \[SSS\]; evaluates weakness, tired awakening and cognitive functions. In addition, muscle pain, weakness, irritable bowel syndrome, memory problems, headache, abdominal pain, numbness, dizziness, insomnia, depression, constipation, irritability, dry mouth etc. It also evaluates somatic symptoms.