DIAGNOSIS | NO. AT PEAK CRP LEVEL | |||||||
---|---|---|---|---|---|---|---|---|
> 100 mg/L | > 150 mg/L | > 200 mg/L | > 250 mg/L | > 300 mg/L | > 350 mg/L | > 400 mg/L | > 500 mg/L | |
Septic arthritis | 41 | 27 | 19 | 11 | 6 | 3 | 3 | 1 |
Rheumatologic | ||||||||
• Crystal-induced arthritis | 25 | 12 | 5 | 5 | 3 | 1 | 0 | 0 |
• Vasculitis | 10 | 6 | 2 | 2 | 1 | 0 | 0 | 0 |
• Rheumatoid arthritis | 10 | 3 | 2 | 0 | 0 | 0 | 0 | |
• Other inflammatory arthritis | 10 | 4 | 1 | 1 | 0 | 0 | 0 | 0 |
• Polymyalgia rheumatica | 6 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
• SLE* | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
CRP—C-reactive protein, SLE—systemic lupus erythematosus.
↵* The 2 patients with SLE both had isolated pericarditis.