Review Article

Heterotopic Ossification: A Challenging Complication of Total Hip Arthroplasty: Risk Factors, Diagnosis, Prophylaxis, and Treatment

Table 2

Risk factors of heterotopic qssification.

Level of riskFactor

HighHip ankylosis, male gender, previous history of HO.

MediumCemented type of prosthesis, bilateral procedure, ankylosing spondylitis.

LowRheumatoid arthritis