Gently compress Pt's soft tissue with your thumb over a bony area for at least 5 sec; observe for indentation. If no indentation is noted, the Pt does not have pitting edema.
| +1 | <2 mm depression; disappears rapidly. |
| +2 | 2-4 mm depression; disappears in 10-15 sec. |
| +3 | 4-6 mm depression that lasts >1 min; swollen appearance. |
| +4 | 6-8 mm depression that lasts 2-5 min; grossly edematous. |
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