Shoulder Pathologies Flashcards
True or False:
The ligaments and capsules can be referred to as the same thing
True
What is the primary function of the supraspinatus
First 10-15 abduction
What rotator cuff muscles cause external rotation of humerus
Supraspinatus, infraspinatus, and teres minor
What rotator cuff muscles cause internal rotation of humerus
Subscapularis
Which rotator cuff muscle is most commonly torn
Supraspinatus
What are the joints of the shoulder complex (4)
- Glenohumeral (GH)
- Sternoclavicular (SC)
- Arcomioclavicular (AC)
- Scapulothoracic (ST)
What is the scapulothoracic joint considered
A pseudo joint
What makes up the glenohumeral joint
Glenoid fossa of scapula and head of the humerus
What makes up the sternoclavicular joint
Manubrium of sternum and clavicle
What makes up the acromioclavicular joint
Acromion of scapula and clavicle
What makes up the scapulothoracic joint
Scapula and ribs
What is normal flexion of the shoulder
0-180
What is normal extension of the shoulder
0-60
What is normal abduction of the shoulder
0-180
What is normal scaption of the shoulder
0-180
What is normal external rotation of the shoulder
0-90
What is normal internal rotation of the shoulder
0-70
Where else can IR and Er rotation be done
45 or 0 just note where you measured from
What is the loose pack position of the GH joint
50 degrees of abduction and 30 degrees of scaption
What is the loose pack position used for
Assessing joint motion
What does DASH stand for
Disabilities of the Arm Shoulder and Hand
What is the difference between DASH and quick DASH
Quick DASH is shorter
What does SPADI stand for
Shoulder Pain and Disability Index
What does ASES stand for
American Shoulder and Elbow Surgeons
What does MCID stand for
Minimally Clinical Important Difference
What does the NPRS ask questions about
Ask patient to rate past, least, worse, and average pain
What scale is used for the NPRS
0-10
What is the MCID for the NPRS
2
What does the Beighton hypermobility score test
Hypermobility
How many positions are included in the Beighton hypermobility score
5
What are the 5 positions of the Beighton hypermobility score
- Extend pointer finger to 90
- Thumb touching forearm
- Hyperextension at elbow
- Hyperextension at knee
- Palms flat on floor
What is a normal score for the Beighton hypermobility score
0-3
What is a hypermobile score for the Beighton hypermobility score
4-9
What are the pathologies of the shoulder (10)
- Shoulder impingement
- Rotator cuff tendinitis
- Rotator cuff tear
- Adhesive capsulitis
- Labral tear
- Unidirectional instability
- Bidirectional instability
- AC sprain
- Sc sprain
- Clavicular fracture
What age most commonly has partial tear of rotator cuff
35
What age most commonly has full tear of rotator cuff
75
What age most commonly has atraumatic instability
15
What age most commonly has traumatic anterior instability
25
What age most commonly has adhesive capsulitis
50-60
What age most commonly has RA
75
What age most commonly has DJD
65
How does Neer classify impingements
Stages I-III
What is a stage I Neer’s impingment (5)
- 25 y/o
- Repetitive overhead activity
- Tenderness over supraspinatus insertion
- Painful arc (60-120)
- Break test: Strong and painful ABD and ER
What is stage II Neer’s impingement (6)
- 25-40 y/o
- Symptoms greater than stage I
- Pain with activity and night pain
- Crepitus or catching greater than 100 degrees
- Decreased PROM secondary to fibrosis
- Presence of capsular pattern
What is stage III Neer’s impingement (5)
- Older than 40
- Hx of chronic tendinitis and prolonged pain
- Increased limitation in A/PROM
- Capsular laxity with multidirectional instability
- Break test: Weak and painful ABD and ER
What are limited from most to least with impingement of the shoulder (3)
- ER
- ABD
- IR
How does Jobe and Knvite classify impingement of shoulder (5)
- Group IA
- Group IB
- Group II
- Group III
- Group IV
What is group IA (3)
- Older than 35
- impingement signs
- No instability
What is group IB (3)
- Older than 35
- impingement signs
- instability
What is group II (4)
- Younger than 35
- Repetitive overhead trauma
- impingement signs
- instability anterioir
What is group III (3)
- Younger than 35
- Mulitdirectional instability
- Generalized laxity in all joints
What is group IV (3)
- Younger than 35
- Anterior instability secondary to trauma
- impingement signs
How does a patient with RC tendinitis present (4)
- Mild to moderate limitation in ROM
- Pain during AROM
- Pain free PROM in direction of muscle action
- Break test= strong and painful
What are 2 MOI of RC tendinitis
- Typically insidious onset
2. Microtrauma secondary repetitive overhead activity
What are 4 configurations of tissue and load
- Abnormal load and abnormal tissue
- Abnormal load and normal tissue
- Normal load and abnormal tissue
- Normal load and normal tissue
What are the 2 types of RC tear
- Full
2. Partial
How does a full RC tear present (5)
- Significant deficits in AROM
- Full or near full PROM
- Break test= weak and painless
- May have complaints of instability
- C/o pain lying on involved side
True of False:
Full/partial RC tears can be insidious or traumatic
True
How does a partial RC tear present (5)
- Moderate deficits in AROM
- May complain of instability
- Moderate to significant functional complaints
- C/o pain lying on involved side
- Break test= weak and painful
How does adhesive capsulitis present (5)
- Gradual onset
- Progressive worsening of pain and stiffness
- Functional c/o with sleeping, grooming, dressing, and reaching activities
- PROM limitation in capsular pattern ER, ABD, IR
- Joint play restricted in all directions
Where does PROM produce pain in adhesive capsulitis patients
End range
What are factors that make you susceptible to get adhesive capsulitis (4)
- Insidious onset
- Age 40-65
- Medical hx of diabetes mellitus and thyroid disease (hypo/hyper)
- Females more than males
True or False:
If you get adhesive capsulitis on on side you are more likely to get it on the other side
True
What are the 2 types of labral tears
- Bankart lesion
2. SLAP
What does a Bankhart lesion present with (4)
- Nonspecific shoulder pain/ache
- Symptoms of instability
- Catching sensation
- Avoid FER secondary sensation of dislocation
What are MOI of Bankhart lesions (3)
- Trauma
- Repeated dislocations
- less than 30
Where does a Bankhart lesion occur
Inferior labrum
Where does a SLAP tear occur
Superior labrum anterior to posterior
What does a SLAP tear present with (3)
- Nonspecific shoulder pain with overhead or cross body activity
- Reports of popping, clicking, or catching at shoulder joint
- Deep vague pain within the shoulder joint in association with weakness or stiffness
What are MOI of SLAP tears (5)
- Traction injury
- Direct blow to shoulder area
- FOOSH
- Overhead throwing athletes
- Overload to biceps
What does FOOSH stand for
Fall On Out Stretched Hand
What does a patient with instability present with (4)
- Less than 40
- History of shoulder dislocation
- Excessive GH passive accessory motion in one or multiple directions
- Apprehension at end range
What are the 3 motions where an instability patient will have apprehension at end range
- Flexion
- ABD
- ER
What are the MOIs of instability (2)
- Trauma
2. Global hypermobility
Where do anterior dislocations occur
90 ABD and ER
Where do posterior dislocations occur
Horizontal ADD and IR
What is the most common unilateral instability
Anterior
How do you determine multidirectional instability directions
Look at uninvolved side
How does an AC joint sprain present (3)
- Pain with lying on involved shoulder
- Pain on superior portion of shoulder
- Decreased AROM
Where is pain noted with AC joint sprain
Greater than 160 degrees
What are MOI of AC joint sprain (2)
- Direct trauma to superior portion of shoulder
2. FOOSH
SC joint sprain presents pain with what (4)
- Side lying on uninvolved side
- Horizontal ADD
- Overhead activities
- Heavy lifting
What are MOI of SC joint sprain
Trauma-direct blow to area or top of shoulder
How does biceps tendinitis present (4)
- Achy anterior shoulder pain exacerbated by lifting or elevated pushing or pulling
- Pain with overhead activity or lifting heavy objects
- Location of the pain is vague
- Symptoms may improve with rest
What are MOI of biceps tendinitis (2)
- Repetitive motion
2. Partial traumatic biceps tendon ruptures have been described and may occur in combination with underlying tendinitis
How does rupture of the biceps tendon occur (2)
- Sudden fall with a painful popping sensation
2. Nontraumatic due to hx of shoulder pain that occurs after a painful audible snap
What does a ruptured biceps tendon look like
Ball near elbow
What is the balled up biceps tendon called
Ludington’s sign