Capillary fragility test
Alternative names:
positive pressure test; tourniquet test
Normal values:
The following scoring system is used to classify test results: - 0 to 10 petechiae: 1+
- 11 to 20 petechiae: 2+
- 21 to 50 petechiae: 3+
- greater than 50 petechiae: 4+
A score of 1+ in the test area is considered normal.
What abnormal results mean:
Test results of 2+ to 4+ are abnormal, indicating capillary weakness or platelet deficiency.
Disease that may result in capillary fragility include:
|
