FIG. 3.

Results of the basic analysis of the affected limbs. (a) Classification of DBF type of the affected limbs. The numbers in each sector indicate the numbers of the affected limbs. Almost half of the limbs are included in severe cases. (b) Classification of the affected lower limbs based on the lymph flow types in the thigh and the lower leg. In the limbs with superficial dominance in the lower legs, almost half of the limbs are superficial dominant in the thigh. On the contrary, over 90% of cases deep dominant in the lower leg are also deep dominant in the thigh.