Shoulder Impingement Flashcards
1
Q
What is Primary external impingement?
A
- Structural narrowing of subacromial space
- Abnormalities of acrominon - enroachment in sub acromial space
2
Q
Name the 3 types of acromion
A
-type 1 - flat
-type 2 - curved
type 3 - hooked
3
Q
What is SECONDARY external impingement?
A
- Enroachment into SA space due to functional problems
4
Q
Give 2 examples of external impingement
A
- Rotator cuff dysfunction
- Poor scapula stabilisation
5
Q
What is the consequence of rotator cuff dysfunction?
A
-Inflamation of tendons and bursas
6
Q
What muscle may be at fault if there is any scapula instability
A
- Transversus Abdominus in lower back,
- Vastus Medialis Oblique
7
Q
What happens if there is an imbalance between deltoid and Rotator cuff muscles
A
- Glenohumeral joint becomes unstable
- dysfuntion of the shoulder
8
Q
What is INTERNAL impingement?
A
- Impingement of undersurface of rotator cuff tendons against postero - superior surface of glenoid
- occurs mainly in overhead athletes
