I87.0 - Postthrombotic syndrome
I87.01 - Postthrombotic syndrome with ulcer
Use Additional Code:
-code to specify site and severity of ulcer (L97.-)
I87.011 - Postthrombotic syndrome with ulcer of right lower extremity
I87.012 - Postthrombotic syndrome with ulcer of left lower extremity
I87.013 - Postthrombotic syndrome with ulcer of bilateral lower extremity
I87.019 - Postthrombotic syndrome with ulcer of unspecified lower extremity