Shoulder Flashcards
demo greater tubercle of the humerus and the site of insertion of the supraspinatus tendon
Shoulder girdle AP Proj External rotation
demo posterior part of the supraspinatus insertion, which sometimes profiles small calcific deposit
Shoulder girdle AP Proj Neutral rotation
demo profile image of the site of the insertion of the subscapular tendon is seen
Shoulder girdle AP Proj Internal rotation
demo lateral image of the shoulder and proximal humerus is projected through the thorax
Shoulder girdle Transthoracic Lat Proj (Lawrence Method)
demo
1. inferosuperior image of proximal humerus
2. SHJ
3. lat part of coracoid process
4. ACA
5. subscapular tendon insertion site of lesser tubercle of humerus
6. teres minor tendon insertion site of greater tubercle
Shoulder Joint
Inferosuperior Axial Proj (Lawrence Method) /
Shoulder Joint
Inferosuperior Axial Proj (Clements Modification)
demo hill sachs defect
Shoulder Joint
Inferosuperior Axial Proj Rafert Modification of Lawrence Method
demo bony abnormalities of the anterior inferior rim of the glenoid in patients with instability of the
shoulder
Shoulder Joint
Inferosuperior Axial Proj (Westpoint Method)
15-30 degrees medial angulation, if patient can’t fully abduct arm to a full 90 degrees
Shoulder Joint
Inferosuperior Axial Proj (Lawrence Method)
5-15 degrees medial angulation if patient is unable to abduct arm at full 90 degrees
Shoulder Joint
Inferosuperior Axial Proj (Clements Modification)
Perpendicular- 40” SID- level- 1” distal CP- exit- MP- IR
Shoulder girdle AP Proj
Perpendicular- 40”SID- MCP- level-surgical neck- exit- MP- IR
Shoulder girdle Transthoracic Lat Proj (Lawrence Method)
Horizontal- 40” SID- axilla- level- ACA- exit- MP- IR
Shoulder Joint
Inferosuperior Axial Proj (Lawrence Method)
25 degrees anterior and 25 degrees medial- 40”SID- enter- 5 “inferior and 1 ½ “ medial to acromial edge- exit- glenoid cavity
Shoulder Joint
Inferosuperior Axial Proj (Westpoint Method)
Horizontal-40” SID- mid axillary region of affected shoulder- exit- MP- IR
Shoulder Joint
Inferosuperior Axial Proj (Clements Modification)
5-15 laterally- 40”SID- affected shoulder joint- exit- MP- IR
Shoulder Joint
Superoinferior Axial Proj
demo
1. relationship of proximal end of humerus and glenoid cavity
2. ACA
3. outer part of coracoid process
4. points of insertion of the subcapularis muscle ( at body of scapula) and teres minor muscle ( at inferior axillary border)
Shoulder Joint
Superoinferior Axial Proj
35 degrees cranial- 40” SID- SHJ- exit- MP- IR
Shoulder Joint
AP Axial Proj
Introduced by Rubin, Gray and Green
SCAPULAR Y
PAO Proj
Useful in diagnosing suspected shoulder dislocation
SCAPULAR Y
PAO Proj
Obliquity-MCP is approx. 45-60 degrees
SCAPULAR Y
PAO Proj
Perpendicular- 40” SID- SHJ- exit- MP- IR
SCAPULAR Y
PAO Proj
demo
1. oblique image of shoulder
2. anterior dislocation (humeral head is beneath the coracoid process)
3. posterior dislocation (humeral head is beneath the acromion process
SCAPULAR Y
PAO Proj
BO- 35-45DEGREES- IR
Glenoid Cavity (APO Proj)
Grashey Method and Apple Method
Perp (H)- 36-40”- RP (2” medial and 2” inferior-superolat border-shoulder)-MP - IR
Glenoid Cavity
APO Proj (Grashey Method)
demo joint space SHJ
Glenoid Cavity
APO Proj (Grashey Method)
DIAGNOSE SHOULDER IMPINGEMENT
Supraspinatus Outlet
Tangential Proj (Neer Method)
B.O. 45-60 deg- IR
Supraspinatus Outlet
Tangential Proj (Neer Method)
- SCAPULA-//-IR
- SCAPULA-PERP.-IR
- Glenoid Cavity (APO Proj)
Grashey Method and Apple Method - Supraspinatus Outlet
Tangential Proj (Neer Method)
10-15deg caudal- 36-40”-RP (superior aspect of humeral head)- MP- IR
Supraspinatus Outlet
Tangential Proj (Neer Method)
demo coracoacromial arch for possible shoulder impingement
Supraspinatus Outlet
Tangential Proj (Neer Method)
BY HALL, ISAAC AND BOOTH
Proximal Humerus
AP Axial Proj (Stryker Notch Method)
10 deg cragnial- 36-40”RP (CP)- exit- MP- IR
Proximal Humerus
AP Axial Proj (Stryker Notch Method)
demo Hill Sachs defect- posterosuperior/ posterolat- humeral head
Proximal Humerus
AP Axial Proj (Stryker Notch Method)
demo loss of articular cartilage SHJ
Glenoid Cavity
APO Proj (Apple Method)
Perp (H)- 36-40”- RP (CP)- exit- MP- IR
Glenoid Cavity
APO Proj (Apple Method)
IDEA OF CATHERINE E. HEARTY
Glenoid Cavity
APO Proj (Apple Method)
demo
1. posterior SHS dislocation
2. glenoid fx
3. hill sachs defect
4. soft tissue calcification
5. acute shoulder trauma
Glenoid Cavity
AP Axial Oblique Proj (Garth Method)
BO: 45 DEGREES FROM IR
Glenoid Cavity
AP Axial Oblique Proj (Garth Method)
45 deg caudal- 36-40”- RP (SHJ)- exit- MP- IR
Glenoid Cavity
AP Axial Oblique Proj (Garth Method)
- SHJ
- humerla head
- CP
- Scapular head/ neck
Glenoid Cavity
AP Axial Oblique Proj (Garth Method)
INDICATION: BONE ABNORMALITY-INTERTUBERCUAR GROOVE (ANTERIOR SURFACE-HUMERUS)
Intertubercular Groove
Tangential Proj (Fisk Method)
10-15 deg cranial-36-40” - LA- humerus- ITG-exit- MP- IR
Intertubercular Groove
Tangential Proj (Fisk Method)
Perp (V)- 36-40” -RP (1” below CP)- MP- IR
Teres Minor Insertion
PA Proj (Blackett-Healy Method)
demo teres minor insertion below articular surface- humeral head
Teres Minor Insertion
PA Proj (Blackett-Healy Method)
Perp (V)- 36-40”- RP (CP)- MP- IR
Subscapular Insertion
PA Proj (Blackett-Healy Method)
dermo subscapular insertion of lesser tubercle
Subscapular Insertion
PA Proj (Blackett-Healy Method)
25 deeg caudal-36-40”-CP-MP-IR
Infraspinatus insertion
AP Axial Proj
demo infraspinatus insertion and subacromial space
Infraspinatus insertion
AP Axial Proj