What is Hornblower sign?
- Hornblower sign or test is used to test for Teres Minor or Infraspinatus muscle pathology of the rotator cuff (external rotators of the shoulder).
How it's Performed?
- The examiner brings the shoulder to 90 degrees of abduction and 90 degrees of external rotation.
- Then he asks the patient to hold this position.
What does a positive Hornblower sign mean?
- It considered Positive if the patient arm falls into internal rotation.
Sensitivity & Specificity
- Sensitivity: 100 %
- Specificity: 93 %