<prompt> Lympho-venous anastomosis is done forFilarial lymphedemaLymphoid cystCystic hygromaMalignant lymphedema  <response>: . Lymphovenous shunt is a surgical procedure done in case of filarial lymphoedema using microscope.It is a bypass procedure. Other surgical modalities include charles operation,Homans operation,Sistrunk operation,Thompsons operation,Millers procedure etc.. Refer page no 252 of SRBs manual of surgery 5 th edition. 