Proximal humerus fracture | |
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Other names | Proximal humeral fracture |
Multi-fragmented fracture of the proximal humerus with involvement of the greater tuberosity | |
Specialty | Orthopedics |
Symptoms | Pain, swelling, decreased ability to move the shoulder[1] |
Types | 1 part, 2 part, 3 part, 4 part[2] |
Causes | Fall onto the arm, direct trauma to the arm[3] |
Risk factors | Osteoporosis[4] |
Diagnostic method | X-rays, CT scan[3] |
Treatment | Arm sling, specific exercises, surgery[3] |
Frequency | Common[4] |
A proximal humerus fracture is a break of the upper part of the bone of the arm (humerus).[3] Symptoms include pain, swelling, and a decreased ability to move the shoulder.[1] Complications may include axillary nerve or axillary artery injury.[3]
The cause is generally a fall onto the arm or direct trauma to the arm.[3] Risk factors include osteoporosis and diabetes.[4][5] Diagnosis is generally based on X-rays or CT scan.[3] It is a type of humerus fracture.[6] A number of classification systems exist.[5]
Treatment is generally with an arm sling for a brief period of time followed by specific exercises.[3] This appears appropriate in many cases even when the fragments are separated.[7] Less commonly surgery is recommended.[3]
Proximal humerus fractures are common.[4] Older people are most commonly affected.[3] In this age group they are the third most common fractures after hip and Colles fractures.[5] Women are more often affected than men.[5]