saphenous vein
Học thuậtThân thiện
Definition
- Noun:
- A superficial vein of the leg: The saphenous vein is one of two major superficial veins in the human leg, responsible for draining blood from the foot and returning it toward the heart. It runs close to the surface, just beneath the skin.
Usage
- The term is used in medical and anatomical contexts to specify a particular blood vessel. It is often modified by "great" (long) or "small" (short) to distinguish between the two primary saphenous veins.
- Example: "The surgeon carefully avoided the great saphenous vein during the procedure."
Examples
- Noun:
- Varicose veins often affect the great saphenous vein.
- In coronary artery bypass surgery, a segment of the saphenous vein is sometimes used as a graft.
- The ultrasound clearly showed the path of the small saphenous vein.
Advanced Usage
- "Saphenous vein harvesting": A surgical procedure where a portion of the saphenous vein is removed for use in another part of the body, such as in heart bypass surgery.
- The patient recovered well after saphenous vein harvesting for the coronary bypass.
Variants and Related Words
- Great saphenous vein (GSV) / Long saphenous vein: The longer of the two veins, running from the foot up the inner leg to the groin.
- Small saphenous vein (SSV) / Short saphenous vein: The shorter vein, running up the back of the calf.
- Saphenous (adj): Pertaining to the saphenous vein or its area.
- The saphenous nerve runs near the great saphenous vein.
Synonyms
- Superficial leg vein: A descriptive synonym emphasizing its location.
- Subcutaneous leg vein: A technical synonym highlighting that it lies under the skin.
Related Terms (Not Phrasal Verbs)
- Venous insufficiency: A condition where veins, like the saphenous, do not efficiently return blood to the heart.
- Phlebectomy: A procedure to remove a vein, which can be performed on the saphenous vein.
Noun
- either of two chief superficial veins of the leg that drain blood from the foot