introduction to musculoskeletal system
TRANSCRIPT
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Introduction to musculoskeletal system.
20-2-2014
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What is the meaning of Orthopaedics?
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Orthos Straight
Paedis Child
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Orthopaedics
Ortho.
Paedic.
Trauma.
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Quality of life.
Pain.
Deformity.
Loss of function.
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Examination
Look.
Feel.
Move.
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Look:
Deformity.
Muscle waisting.
Scars.
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Feel:
Temprature.
Tenderness.
Masses.
Anatomical landmarks.
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Move:
Active.
Passive.
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Causes of Orthopaedic diseases
Congenital Developmental Acquired
1-Genetic 2-Drugs
3-Radiation
CTS
Tendons
DDH
Trauma Infection
Paralysis Arthritis
Neoplasm
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Faulty gene 30%
* Environmental
Teratogenic agents
* Syndromatic
* Unknown 60%
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1-Thalidomide Tragedy - 1960s
2-Chernobyl Disaster in Russia
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Rheumatic:
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Metabolic:
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Traumatic:
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Degenerative:
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Neoplastic:
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No patient ever died of a broken bone
While the expert and expeditious care of orthopaedic trauma directly bears upon the patients morbidity and eventual functional recovery, the question of patients survival must be addressed prior to any orthopaedic consideration.
Life, limb, wound, fracture.
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ATLS program.
Treat the greatest threat to life.
The lack of definitive diagnosis should never impede the application of an indicated treatment.
Detailed history was not essential to begin the evaluation and treatment.
ABCDE.
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Description of fractures
5.6 million fractures/year, 5-10%.
Fracture: discontinuity of bone.
Fractures can be categorized in several ways, pathologic or traumatic, stress, location in bone, mechanism of injury, status of soft tissue…etc.
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Classification by anatomical location.
Epiphysis.
Metaphysis.
Diaphysis.
Capsule.
Articular surface.
Growth plate.
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Description of the deformity:
Distal segment.
3 planes: axial, Sagittal, coronal.
Displacement and angulation.
2 views, 2 joints, 2 limbs, 2 positions,
2 occasions.
Initial X-ray: personality of the fracture.
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Clinical features of fractures:
Pain and tenderness.
Loss of function.
Deformity.
Attitude.
Abnormal mobility and crepetus.
Neurovascular injury.
X-ray findings.
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Treatment
Reduction: any dislocation is an emergency.
closed or open.
Immobilization:
traction, cast, external fixation, internal
fixation.
Rehabilitation.
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Healing calendar.
Upper limb, child: 3 weeks.
lower limb: X2
adult: X2
femur: X2
consolidation: X2
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Complications
Bone healing abnormalities:
- Delayed union: free movement at 3-4 mo.
-Nonunion: no radiographic evidence of union with clinical motion & pain 6 mo.
-Malunion: bony healing in an unacceptable position in any plane.
- AVN: disruption of blood supply lead to nonunion, collapse, OA.