<prompt> Stemmers sign isSwelling in the foot seen with lymphoedemaLoss of normal perimalleolar shape in lymphoedemaSubcutaneous fibrosis which makes skin over dorsum of foot not pinchablePitting Oedema in filariasis  <response>: Skin over the dorsum of foot cannot be pinched because of subcutaneous fibrosis in filariasis STEMMERS SIGN. 