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Heterotopic Ossification of the Hip Wheeless (Visit this link)
Wheeless' Textbook of Orthopaedics
- typically develops on x-ray 3-8 wks postop in pericapsular area of the affected hip joint;
- over all incidence is 50% (1/3 of these are clinically significant);
- risk factors:
- male gender (uncommon in females);
- active AS;
- DISH
- post traumatic arthritis;
- heterotrophic osteoarthritis
- previous HO;
- previous hip fusion;
- Paget's disease
- Parkinson's disease
- excessive osteophytosis or enthesiopathic radiographic changes on AP of pelvis;
- head injury and/or spinal cord injury;
Submitted by: admin
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Added: Mon Feb 04 2002
Last Modified: Thu Feb 21 2008
