Stemmer's sign is
Skin over the dorsum of foot cannot be pinched because of subcutaneous fibrosis in filariasis = STEMMER'S SIGN.
Swelling in the foot seen with lymphoedema
Loss of normal perimalleolar shape in lymphoedema
Subcutaneous fibrosis which makes skin over dorsum of foot not pinchable
Pitting Oedema in filariasis