CVD (Chronic Venous Disease) CVI (Chronic Venous Insufficiency) CVU (Chronic Venous Ulcer) PTS (Post-Thrombotic Syndrome) VLU (Venous leg ulcer) VADs (Venoactive Drugs) GAGs (Glicosamminoglycans) FMH (Fast Moving Heparin) DS (Dermatansulphate) ECS (Elastic Compression Stockings)