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Doctor insights on: Neck Vein Distention

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Dr. Ted King
1,879 doctors shared insights

Veins (Definition)

Veins are thin walled vessels that carry deoxygenated blood ...Read more


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How do veins collapse in the neck?

How do veins collapse in the neck?

Pressure changes: Neck veins distend when we lie with our head lower than our heart or when we strain. With straining, the pressure within the chest increases and the blood flow through the neck veins decrease resulting in them enlarging.When straining is stopped, the pressure in the chest decreases and flow continues through the neck veins so they become less engorged. ...Read more

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What causes narrowing of neck veins?

Neck Vein Narrowing: If you are referring to pathological narrowing, it can be the result of previous clots damaging the vein, prior catheter placement in the neck vein damaging the vein as the result of scar tissue, or because of a prior phlebitis. Non-pathological visible "collapse" of the neck veins seen externally on the skin can be caused by dehydration or certain positions (veins collapse when lying down). ...Read more

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Should i worry about veins in my neck?

Should i worry about veins in my neck?

Normal: Neck veins distend when we lie with our head lower than our heart or when we strain. With straining, the pressure within the chest increases and the blood flow through the neck veins decrease resulting in them enlarging. This is normal. Levels of hydration, genetics, outside temperature and any increase in pressure within the chest will enlarge the neck veins. Your veins are most likely normal. ...Read more

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Lying flat should neck veins normally be flat or destended?

It depends : There are multiple factors that go into neck veins pressure.Your position whether you are lying flat , the position of the bed you are lying on whether it is flat, whether you are relaxed , if you bear down or valsalva that will distend your neck veins. Other medical factors influence this as well, but yes your vein should be flat if all of the other things are optimized to keep them flat. ...Read more

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Squishy oval shaped lump on big neck vein. Is this just part of the vein?

Squishy oval shaped lump on big neck vein. Is this just part of the vein?

Valve: That is often just a valve, where blood backs up and can stretch out the vein at that spot. If it is tender, red or growing, it might be worth having someone take a look. ...Read more

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I have pain where the pulse in my neck is. Is something wrong with the vein?

I have pain where the pulse in my neck is. Is something wrong with the vein?

Carotidodynia: There is a viral infection of the carotid sheath, the connective tissue surrounding, the carotid artery, the jugular vein, and the vagus nerve. If a viral infection occurs in this sheath, so called carotidodynia (pain around the carotid artery), it is benign and warm soaks or a heating pad and otc analgesics may help. If not resolved in 2-3 weeks, see a vascular surgeon. ...Read more