Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes I00-I99 – Diseases of the circulatory system (I00-I99) > 2024 ICD-10-CM Codes I80-I89 – Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89) > 2024 ICD-10-CM Codes I87 – Other disorders of veins (I87) > 2024 ICD-10-CM Codes I87.0 – Postthrombotic syndrome (I87.0) > 2024 ICD-10-CM Codes I87.01 – Postthrombotic syndrome with ulcer (I87.01)