varix; varicosity; varicose vein
arteriovenous; arteriolovenous; arteriolovenular
intravenous; intravascular
venous sinus; sinus venosus
venous thromboembolism; VTE
intravenous anaesthetic; intravenous anesthetic
venipuncture; venepuncture
venous ulcers; stasis ulcers; varicose ulcers; ulcus cruris