Bony ankylosis of the knee secondary to heterotopic ossification after total knee arthroplasty: a case report

J Orthop Surg (Hong Kong). 2014 Dec;22(3):434-6. doi: 10.1177/230949901402200334.


We report a case of bony ankylosis of the knee secondary to severe and extensive heterotopic ossification over 9 years after primary total knee arthroplasty in a 71-year-old woman.

Keywords: ankylosis; arthroplasty, replacement, knee; ossification, heterotopic.

Publication types

  • Case Reports

MeSH terms

  • Aged
  • Ankylosis / etiology*
  • Ankylosis / therapy
  • Arthroplasty, Replacement, Knee / adverse effects*
  • Female
  • Humans
  • Knee Joint / pathology*
  • Knee Joint / surgery
  • Ossification, Heterotopic / etiology*
  • Ossification, Heterotopic / therapy
  • Osteoarthritis, Knee / surgery*