describe and explore the adverse effects of hip arthroplasty? 

I need an indepth definition of what hip arthroplasty is and+ of the
adverse effects and their impact on the patient after surgery.
(possible effects are leg length inequality, mortality, neurovascular,
dislocation, fractures, aseptic loosening of the prosthesis) please
add any journals or papers that can aid me. many thanks. are there any
links to hip arthroplasty and low back pain and headaches?

---

Clarification of Question by sports_and_goods-ga on 23 Feb 2005 10:47 PST

the answer needs to explore and grade the various post operative
effects of hip arthroplasty, and also highlight all angles of the
research available.