A cold stimulation test involves placing your fingers in an ice water bath
What is it used for?
A cold stimulation test is used to diagnose Raynaud's syndrome.
Raynaud's syndrome, is a condition that causes brief episodes where little or no blood flows to certain parts of your body after exposure to cold or sometimes stress.
Why this test is needed
You may need this test if you have symptoms of Raynaud's syndrome.
Symptoms usually show up after exposure to cold.
They mostly affect fingers and toes
The symptoms include:
Skin that turns white or blue
Skin that is numb and painful
Skin that takes a long time to warm up after exposure
