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Title: Anatomy of the elbow
Description: Made easy notes for the anatomy of the elbow.
Description: Made easy notes for the anatomy of the elbow.
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THE ELBOW
INTRODUCTION
• IMPORTANCE
• CARRYING ANGLE
Varies with gender: Males: 5-10 degrees, Female: >15 degrees
190 degrees
>15 degrees- cubitus valgus
<5 degrees- cubitus varus
*Younger- fracture, ligaments stonger than bone
Older- dislocation (most common:posterior),
bone stronger than ligaments
ELBOW
• CARRYING ANGLE
Horizontal axis: in valgus- internally rotated
which will result into the formation of the carrying
angle
OSTEOLOGY
• DISTAL HUMERUS
Distal humerus is triangular in shape, 2 columns: lateral and medial
...
In between the 2 columns is the trochlea
...
Posteriorly, is the olecranon fossa
...
Above trochlea is olecranon fossa
...
In between the coronoid fossa anteriorly and
the olecranon fossa posteriorly, separated by
a thin bone (a part that makes up the elbow
joint) – in growing children, most common area that sustains a fracture
...
Anterior band (major contributor)
arises from medial epicondyle and inserts into
the coronoid tubercle; cordlike
Dr
...
PROFUNDA BRACHII/ PROFUNDA ARTERY
-first branch (of brachial artery) immediately
below the teres major
-goes behind the humerus, gives rise to 2
branches once it reaches intermuscular septum at lateral aspect of humerus
-2 branches:
a
...
Posterior branch
2
...
INFERIOR ULNAR COLLATERAL ARTERY
4
...
Radial artery
-gives rise to only one branch:
Radial recurrent artery
b
...
Commo
Title: Anatomy of the elbow
Description: Made easy notes for the anatomy of the elbow.
Description: Made easy notes for the anatomy of the elbow.