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. 2019;90(1):134–148. doi: 10.23750/abm.v90i1.8141

Table 3.

Yunus and Masi diagnostic criteria for juvenile primary fibromyalgia syndrome (Adapted from: Arthritis Rheum 1985; 28: 138-145)

Major Criteria

  1. Generalized musculoskeletal pain at three or more sites for three or more months

  2. No underlying medical condition

  3. Normal laboratory tests

  4. Five or more typical tender points


Minor Criteria
Presence of three of the following features:

  1. Chronic anxiety or tension

  2. Fatigue

  3. Poor sleep

  4. Chronic headache

  5. Irritable bowel syndrome

  6. Subjective soft tissue swelling

  7. Numbness

  8. Pain modulation by physical activities

  9. Pain modulation by weather factors 10. Pain modulation by anxiety or stress