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Table 2 Polymyalgia rheumatica classification criteria scoring algorithm—required criteria: age ≥ 50 years, bilateral shoulder aching, abnormal C-reactive protein level, and/or erythrocyte sedimentation rate

From: Giant cell arteritis with cervical radiculopathy mimicking polymyalgia rheumatica and elderly-onset rheumatoid arthritis: a case report

 

Points without US (0–6)

Points with US (0–8)

Morning stiffness duration > 45 minutes

2

2

Hip pain or limited range of motion

1

1

Absence of RF or ACPA

2

2

Absence of other joint involvements

1

1

At least one shoulder with subdeltoid bursitis and/or biceps tenosynovitis and/or glenohumeral synovitis (either posterior or axillary), and at least one hip with synovitis and/or trochanteric bursitis

NA

1

Both shoulders with subdeltoid bursitis, biceps tenosynovitis, or glenohumeral synovitis

NA

1

  1. An individual with a score of ≥ 4 is categorized as having PMR in the algorithm without US, and an individual with a score of ≥ 5 is categorized as having PMR in the algorithm with US
  2. PMR, polymyalgia rheumatica; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; US, ultrasonography; RF, rheumatoid factor; ACPA, anti-cyclic citrullinated peptide antibody; NA, not applicable