I87.0 - Postthrombotic syndrome
I87.09 - Postthrombotic syndrome with other complications
I87.091 - Postthrombotic syndrome with other complications of right lower extremity
I87.092 - Postthrombotic syndrome with other complications of left lower extremity
I87.093 - Postthrombotic syndrome with other complications of bilateral lower extremity
I87.099 - Postthrombotic syndrome with other complications of unspecified lower extremity