Figure 508 Caudocranial projection of scapula.
A Scapula
1 Spine
2 Metacromion
3 Acromion
4 Subscapular fossa
5 Supraglenoid tubercle
6 Coracoid process
7 Glenoid cavity
B Humerus
8 Head
9 Greater tubercle
10 Lesser tubercle
11 Intertubercular groove
12 Fossa for m. infraspinatus insertion
C 1st rib
D 2nd rib
E 3rd rib
F 4th rib
G 5th rib
H 6th rib
I 3rd thoracic vertebra
J 4th thoracic vertebra
K 5th thoracic vertebra
Shoulder joint: Figures 509–512
Figure 509 Mediolateral projection of shoulder joint. Siamese cat 3 years old, neutered male. (Approximately 150% of original size.)
Figure 510 Mediolateral projection of shoulder joint.
A Scapula
1 Spine
2 Supraspinous fossa
3 Infraspinous fossa
4 Metacromion
5 Acromion
6 Supraglenoid tubercle
7 Coracoid process
8 Glenoid cavity
B Humerus
9 Head
10 Lesser tubercle
11 Greater tubercle
12 Intertuberclular groove
C Clavicle
D 6th cervical vertebra
E 7th cervical vertebra
F 1st thoracic vertebra
G 1st rib
H Manubrium of sternum
Figure 511 Caudocranial projection of shoulder joint. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 150% of original size.)
Figure 512 Caudocranial projection of shoulder joint.
A Scapula
1 Spine
2 Metacromion
3 Acromion
4 Subscapular fossa
5 Supraglenoid tubercle
6 Coracoid process
7 Glenoid cavity
B Humerus
8 Head
9 Greater tubercle
10 Lesser tubercle
11 Intertubercular groove
12 Fossa for m. infraspinatus insertion
C Clavicle
D 4th cervical vertebra
E 5th cervical vertebra
F 6th cervical vertebra
G 7th cervical vertebra
H 1st rib
Figure 513 Mediolateral projection of humerus. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 140% of original size.)
Figure 514 Mediolateral projection of humerus.
A Scapula
1 Spine
2 Metacromion
3 Acromion
4 Supraglenoid tubercle
5 Coracoid process
6 Glenoid cavity
B Clavicle
C Humerus
7 Head
8 Lesser tubercle
9 Greater tubercle
10 Intertubercular groove
11 Condyle
11(a) Radiopaque circular shadow formed by condylar groove
12 Supracondyloid foramen
13 Trochlea of condyle. Trochlea is on the medial aspect of the condyle while the capitulum is lateral. The capitulum is not clearly defined in this radiograph.
14 Medial epicondyle
15 Lateral epicondyle
16 Olecranon fossa
D Ulna
17 Olecranon
18 Anconeal process
19 Position of lateral coronoid process
20 Medial coronoid process
E Radius
21 Head
22 Tuberosity
F Manubrium of sternum
Figure 515 Caudocranial projection of humerus. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 150% of original size.)
Figure 516 Caudocranial projection of humerus.
A Scapula
1 Spine
2 Metacromion
3 Acromion
4 Supraglenoid tubercle
5 Coracoid process
6 Glenoid cavity
6(a) Medial aspect of glenoid cavity
B Humerus
7 Head
8 Greater tubercle
9 Lesser tubercle
10 Intertubercular groove
11 Supracondyloid foramen
12 Olecranon fossa
13 Medial epicondyle
14 Lateral epicondyle
15 Capitulum of condyle
16 Trochlea of condyle
C Ulna
17 Olecranon
18 Anconeal process
19 Medial coronoid process
20 Lateral coronoid process
D Radius
21 Head
E Clavicle
Elbow joint, including fully flexed mediolateral: Figures 517–522
Figure 517 Extended mediolateral projection of elbow joint. British Domestic Short Haired cat 6 years old, neutered female. (Approximately 150% of original size.)
Figure 518 Extended mediolateral projection of elbow joint.
A Humerus
1 Condyle
2 Groove of condyle
3 Trochlea of condyle. Trochlea is on the medial aspect of the condyle while the capitulum is lateral. The capitulum cannot be seen in this radiograph.
4 Medial epicondyle
5 Lateral epicondyle
B Ulna
6 Olecranon
7 Anconeal process
8 Lateral coronoid process
9 Medial coronoid process
C Radius
10 Head
11 Tuberosity
Figure 519 Flexed mediolateral projection of elbow joint. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 150% of original size.)
Figure 520 Flexed mediolateral projection of elbow joint.
A Humerus
1 Condyle
2 Groove of condyle
3 Trochlea of condyle. The trochlea is on the medial aspect of the condyle while the capitulum is lateral. The capitulum cannot be seen in this radiograph. There is only one humeral condyle although the terms medial and lateral condyle are often incorrectly used.
4 Medial epicondyle
5 Lateral epicondyle
6 Supracondyloid foramen
7 Olecranon fossa
B Ulna
8 Olecranon
9 Anconeal process
10 Position of lateral coronoid process
11 Medial coronoid process
C Radius
12 Head
13 Tuberosity
Figure 521 Caudocranial projection of elbow joint. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 140% of original size.)
Figure 522 Caudocranial projection of elbow joint.
A Humerus
1 Supracondyloid foramen
2 Olecranon fossa
3 Medial epicondyle
4 Lateral epicondyle
5 Capitulum of condyle
6 Trochlea of condyle
B Ulna
7 Olecranon
8 Position of anconeal process
9 Medial coronoid process
10 Lateral coronoid process
C Radius
11 Head
12 Tuberosity
13 Neck
14 Interosseous space
Radius and ulna: Figures 523–526
Figure 523 Mediolateral projection of radius and ulna. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 150% of original size.)
Figure 524 Mediolateral projection of radius and ulna.
A Humerus
1 Condyle
2 Trochlea of condyle. Medial aspect of condyle.
3 Capitulum of condyle. Lateral aspect of condyle.
4 Medial epicondyle
5 Lateral epicondyle
6 Supracondyloid foramen
7 Olecranon fossa
B Ulna
8 Olecranon
9 Anconeal process
10 Trochlear notch
11 Lateral coronoid process
12 Medial coronoid process
13 Cranial cortical margin
14 Lateral styloid process
C Radius
15 Head
16 Tuberosity
17 Medial styloid process
D Accessory carpal bone
E Radial carpal bone
F Ulnar carpal bone
Figure 525 Craniocaudal projection of radius and ulna. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 150% of original size.)
Figure 526 Craniocaudal projection of radius and ulna.
A Humerus
1 Supracondyloid foramen
2 Olecranon fossa
3 Medial epicondyle
4 Lateral epicondyle
5 Capitulum of condyle
6 Trochlea of condyle
B Ulna
7 Olecranon
8 Anconeal process
9 Medial coronoid process
10 Medial cortical margin
11 Lateral styloid process
12 Circular lucency often present in region of growth plate scar
13 Growth plate scar
C Radius
14 Head
15 Growth plate scar
16 Medial styloid process
D Accessory carpal bone
E Ulnar carpal bone
F Radial carpal bone
G Sesamoid bone of the tendon of the m. abductor pollicis longus
Figure 527 Dorsopalmar projection of manus. British Domestic Short Haired cat 6 years old, neutered female. (Approximately 150% of original size.)
Figure 528 Dorsopalmar projection of manus.
A Radius
1 Medial styloid process
2 Radiocarpal articulation
B Ulna
3 Lateral styloid process
4 Radioulnar articulation
5 Ulnarcarpal articulation
C Radial carpal bone
D Ulnar carpal bone
E Accessory carpal bone
F Sesamoid bone in the tendon of the m. abductor pollicis longus
G Carpal bone 1
H Carpal bone 2
I Carpal bone 3
J Carpal bone 4
K Metacarpal bone 1
L Metacarpal bone 2
M Metacarpal bone 3
N Metacarpal bone 4
O Metacarpal bone 5
P Proximal sesamoid bones
Q Proximal phalanges
R Middle phalanges
6 Base
7 Body
8 Head
S Distal phalanges
9 Ungual crest
10 Ungual process
11 Flexor tubercle
Figure 529 Mediolateral projection of manus. British Domestic Short Haired cat 2 years old, neutered female. (Approximately 140% of original size.)
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