Richard Villar - World-recognised hip and knee surgeon

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Hip Resurfacing - Complications

 

Although hip resurfacing is an astonishingly successful operation, it would be wrong to pretend that surgery always proceeds as planned. Complications do occur, and it is essential that all patients contemplating surgery are aware of their existence. However, please do not allow your imagination to blow matters out of proportion. In reality, complications are infrequent and most are reversible. Many of the complications associated with total hip replacement also apply to hip resurfacing

Complications are of three sorts:

 

1. Operative
2. Post-operative
3. Long-term (six months or more after surgery)

 

Operative complications

Nerve Damage

Leg length inequality (risk: 6%)

Vascular Damage

Entrapped drain

Coritical perforation

Cement extrusion

Fracture

Anaesthetic complications

 

Post-operative complications

Nerve damage

Wound dehiscence

Fracture (risk: 2%)

Respiratory complications

Dislocation

Prosthetic displacement

Infection

Knee pain

Trochanteric problems

Swollen ankles

Bowel complications (risk: 1%)

Skin complications

Urinary complications

Metabolic complications

Haematoma formation

Death (risk: 1%)

Cardiovascular complications, including deep vein thrombosis

 

Long-term complications

Aseptic loosening

Ectopic ossification

Bone stock loss with femoral neck resorption

Allergic reaction (ALVAL)

Component fracture

Pseudotumour formation

Late dislocation

High serum metal levels

Late infection (risk: less than 1%)

Tendonitis (e.g. iliopsoas)

Bone fracture (risk: less than 1%)

 

 

Fracture of the Femoral Neck

A fracture of the femoral neck a short while after hip resurfacing surgery. This situation was salvaged quite quickly and easily by converting the hip resurfacing to a total hip replacement.

The list above will appear long to anyone who wishes to undergo hip resurfacing surgery. Unfortunately it represents the reality of the situation and, perhaps, concentrates the mind as to whether or not surgery is definitely needed. Please also understand that the list is not comprehensive. This is why a surgeon will frequently struggle to dissuade a patient from having a hip resurfacing. Some of the terms used may be unfamiliar to you. If so, please ask your surgeon for further details.