RT Book, Section A1 Phillips, Raymond E. SR Print(0) ID 1175311787 T1 Symptoms T2 Venous Insufficiency YR 2021 FD 2021 PB McGraw Hill PP New York, NY SN 9781260461268 LK accesscardiology.mhmedical.com/content.aspx?aid=1175311787 RD 2024/04/19 AB The pressure overload of venous insufficiency exacts its toll by causing (1) edema, (2) discoloration, (3) pain, and (4) injury to the tissue. The symptoms produced in this disorder have certain typical features, yet there is also a wide variability among individuals.