What causes painless pitting edema of both legs?
Patient: hi.. I am a girl at the age of 24...I am having painless pitting edema of both legs since the age of 12 years of mine ...all investigations done were normal except lymphangiography was incomplete..4 months back done microfilaria test (microscopic ) which was negative..initially at the start swelling was only on left foot den involves left leg and then right also ..but when I took DEC 300 MG and ALBENDAZOLE 800 OD for 21 days ,right from the first dose swelling decreased,,then after the course I discontinued it..should I go for antigen test for filarial to conform it..i want my both legs look normal at any cost ..I badly need it..please help Doctor: yes u should go for antigen. sensitivity test . . and microfilm ria test will be postie only if active and live . . but negative if not alive  ut their might be antigenic reaction of filariasis inside to cause ur symptoms. . .