Shoulder DDX Flashcards
If you suspect a muscle/tendon ddx what are 4 possible pain generator?
- large/full tear (grade 3)
- small tear/ tendinopathy (grade 1-2)
- impingement syndrome
- calcific tendinitis
If you suspect a joint/lig/bone ddx, what are 4 possible pain generators?
- AC (or SC) sprain
- Bursitis/capsulitits/frozen shoulder
- labrum tear
- fracture/dislocation
Age >65 AND ext rot weakness AND night pain dx?
rupture/large rotator cuff tear
+ ext and int rotational lag sign dx?
large tear, grade 3
+ lift off test, which muscle?
subscapularis
+ arm dropping sign/drop sign dx?
Infraspinatus large tear, grade 3 (may also be associated with supraspinatus rupture)
+ napolean’s sign/belly press dx?
large tear of subscapularis
+ hug test dx?
large tear of subscapularis, gr 3
+ arm drop/codman’s arm drop dx?
supraspinatus tendinopathy, may inclue a large tear
+ hornblower’s sign dx?
teres minor
+ codman’s arm drop AND painful arm AND ER weakness or a lag sign dx?
Supraspinatus large tear
Age > 39, painful arc, self report of popping or clicking dx?
Supraspinatus tendinopathy
hx of overhead activities/aggravation, painful arc, neer’s sign, hawkin’s kennedy, ext rotation weakness dx?
impingement syndrome
What can be impinged ? (3)
- supraspinatus
- long head biceps tendon
- subacromial bursa
- Severe pain at rest and with movement in any direction
- extreme sensitivity with palpation just inferior to lateral acromion
- Gerber’s/lift off test (he said not to worry about this test)
dx?
- Gerber’s/lift off test (he said not to worry about this test)
bursitis
Severe pain at rest ddx?
acute bursitis, calcific tendinitis
- severe pain at rest
- aggravated by ROM in all directions whether active or passive
- possible aggravated by horizontal adduction whether active or passive
- isometric mm test- painless or only mildly provocative
C. Capsulitis