Hildreth's test is a reliable clinical sign for the diagnosis of glomus tumours.

Hildreth's test is a clinical test for the diagnosis of glomus tumours. It is positive if there is a reduction in pain and tenderness on exsanguination and ischaemia of the affected part. This study assessed Hildreth's test, and found 92% sensitivity and 91% specificity with a positive predictive value of 92% and a negative predictive value of 91%.