Press a finger for about 5 seconds and then evaluate
Pitting edema has 4 levels
1 invisible clearly dent lost faster
2 observation difficult. Lost in the 15 sec
3 observe for longer than 1 minute remains. look clearly reveals that the leg swelling.
4 deep indentations clear. Lasted for about 2-5 minutes, watching the swollen leg deformities Or distorted
The position detected edema has simple and clear, is on the back foot, ankle, Shin area
the level of pitting edema is not about the height of a swelling leg, but measured by the depth of the press