Cold stimulation test for Raynaud's phenomenon
The cold stimulation test for Raynaud's phenomenon is a test that measures the temperature of each finger after they are placed in an ice-water bath.
Why is the Test Performed?
This test is a screening tool for Raynaud's phenomenon.
How is the Test Performed?
A heat sensor is taped to your fingers and the temperature is recorded. Your hand is then immersed in ice water for 20 seconds. Then it is removed from the bath and the temperature recorded every 5 minutes until your finger temperature is the same as it was before the bath.
How to Prepare for the Test?
No special preparation is necessary for this test.
How will the Test Feel?
There may be some discomfort while your hand is in the cold water.
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