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Surgery
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It is aimed that with appropriate therapy, the
role of the surgeon will be minimized, and that patients maintain function
and joint integrity. The indications for surgery include prevention, as
well as repair.
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Prevention: Such surgery is done to avoid the development
of a worsening situation. This applies for example when tendons are
threatened with rupture by synovial or bone erosion, and the offending
problem is corrected before such rupture occurs and hence avoids a
potentially serious situation.
Synovectomy, may also prevent deterioration
of the joint, and may be done with arthroscopy or as an open procedure.
In the case of large joint surgery, excessive
delay may compromise bone stock, and therefore increase complexity of the
procedure.
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Wrist synovitis threatening tendons. Preventative surgery may avoid
rupture
ruptured tendons
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Various surgical methods are available:
Arthroscopic: Surgery is done via
visualization of the operative fields, through sophisticated fiber optic
technique. This is done through a narrow pipe. through which, cutting,
burring, and suturing, or stapling takes place.
Open surgery: Surgery is done with full visualization by making a full
incision into the tissues.
Arthrodesis: The fusion of bony surfaces and the joint - fixing the joint in
a functional position, and allowing no movement at all. Stopping such
movement helps stability and reduces pain.
Excision arthroplasty: This is the removal of the joint surface
leaving nothing between the adjacent bones. The major role is in the
metatarsal joints in the feet, and is the mainstay of bunion surgery.
Osteotomy: This involves the removal of a wedge of bone near the
joint thus correcting any angle deformity of the joint and re-aligning the
adjacent surfaces correctly.
Replacement arthroplasty: This is the medical term for joint
replacement surgery. It is done by removing the joint surfaces, and
replacing the surfaces with prosthetic material, which may or may not be
cemented into place. Such prosthetic material includes metal / ceramic / Scilastic
content.
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Hip prosthesis
Prosthesis in place - model
Prosthesis - an xray post operative
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General indications for surgery:
1. Pain not controlled by medication / other methods.
2. Damage and functional impairment of daily life, not controlled by
medication / other methods.
3. Neurological compression with nerve damage and weakness
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Timing of surgery
With the exception of prevention surgery, timing of surgery can be planned
and are not affected by age. However in the case of replacement surgery, age
becomes a factor to be considered. The prostheses do not have infinite
lifespan, and therefore delay in younger persons is optimal, where possible.
This does not mean surgery is contraindicated in young people. The same
principles apply - where quality of life is sufficiently disturbed, and all
other methods have failed, then surgery should proceed.
Clearly - physical fitness for anesthetic is
vital in making a decision to go ahead with surgery.
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Complications of Surgery
The major complications are early versus late. Early complications
relate to the anesthetic complications, in all its forms, as well as
surgical complications of bleeding and hematoma, and alignment problems i.e.
technical problems of surgery. Late complications relate to general health
problems, especially thrombosis and embolism of blood clot to the lungs.
Surgical problems include infection and technical alignment problems or even
dislocation or prosthesis failure.
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