Grade I lymphedema means:
Pitting edema upto the ankle
Pitting edema upto the knee
Non - pitting edema
Edema disappearing after overnight rest
Brunner's clinical classification of Lymphedema Grade Clinical features Subclinical (latent) Excess interstitial fluid and histological abnormalities in lymphatics and lymph nodes, no clinically apparent lymphedemaQ. I Pitting edema, largely or completely disappears on elevation and bed restQ II Non - pitting edema, does not significantly reduce upon elevationQ. III Edema associated with irreversible skin changes, i.e. fibrosis papillaeQ.
Lymphatic System